Finding the Third Proportional to 16,578,434.81 and 35,676,293.06

Step by Step Solution

1. Step 1: Write the proportion equation
   16,578,434.81 : 35,676,293.06 = 35,676,293.06 : x
2. Step 2: Convert to fraction form
   16,578,434.81/35,676,293.06 = 35,676,293.06/x
3. Step 3: Cross multiply
   16,578,434.81x = 35,676,293.06 × 35,676,293.06
4. Step 4: Simplify right side
   16,578,434.81x = 1,272,797,886,681,385.75
5. Step 5: Solve for x
   x = 1,272,797,886,681,385.75/16,578,434.81
6. Step 6: Final answer
   x = 76,774,309.58