Finding the Third Proportional to 39,166,443,772 and 58,791,120,516

Step by Step Solution

1. Step 1: Write the proportion equation
   39,166,443,772 : 58,791,120,516 = 58,791,120,516 : x
2. Step 2: Convert to fraction form
   39,166,443,772/58,791,120,516 = 58,791,120,516/x
3. Step 3: Cross multiply
   39,166,443,772x = 58,791,120,516 × 58,791,120,516
4. Step 4: Simplify right side
   39,166,443,772x = 3,456,395,851,526,836,322,304
5. Step 5: Solve for x
   x = 3,456,395,851,526,836,322,304/39,166,443,772
6. Step 6: Final answer
   x = 88,248,906,937.98