Finding the Fourth Proportional to 82,732,422.64, 123,937,189.86 and 64,451,018.29

Step by Step Solution

1. Step 1: Write the proportion equation
   82,732,422.64 : 123,937,189.86 = 64,451,018.29 : x
2. Step 2: Convert to fraction form
   82,732,422.64/123,937,189.86 = 64,451,018.29/x
3. Step 3: Cross multiply
   82,732,422.64x = 123,937,189.86 × 64,451,018.29
4. Step 4: Simplify right side
   82,732,422.64x = 7,987,878,089,858,376
5. Step 5: Solve for x
   x = 7,987,878,089,858,376/82,732,422.64
6. Step 6: Final answer
   x = 96,550,757.68