Finding the Third Proportional to 40,821,576,651 and 56,759,139,381.88

Step by Step Solution

1. Step 1: Write the proportion equation
   40,821,576,651 : 56,759,139,381.88 = 56,759,139,381.88 : x
2. Step 2: Convert to fraction form
   40,821,576,651/56,759,139,381.88 = 56,759,139,381.88/x
3. Step 3: Cross multiply
   40,821,576,651x = 56,759,139,381.88 × 56,759,139,381.88
4. Step 4: Simplify right side
   40,821,576,651x = 3,221,599,903,371,113,791,488
5. Step 5: Solve for x
   x = 3,221,599,903,371,113,791,488/40,821,576,651
6. Step 6: Final answer
   x = 78,919,046,437.47