Finding the Third Proportional to 3,643,858,722,384 and 7,589,317,487,870.40

Step by Step Solution

1. Step 1: Write the proportion equation
   3,643,858,722,384 : 7,589,317,487,870.40 = 7,589,317,487,870.40 : x
2. Step 2: Convert to fraction form
   3,643,858,722,384/7,589,317,487,870.40 = 7,589,317,487,870.40/x
3. Step 3: Cross multiply
   3,643,858,722,384x = 7,589,317,487,870.40 × 7,589,317,487,870.40
4. Step 4: Simplify right side
   3,643,858,722,384x = 57,597,739,931,695,482,046,251,008
5. Step 5: Solve for x
   x = 57,597,739,931,695,482,046,251,008/3,643,858,722,384
6. Step 6: Final answer
   x = 15,806,798,320,109.42