Finding the Fourth Proportional to 120,182,915.76, 165,852,423.69 and 65,178,772.26

Step by Step Solution

1. Step 1: Write the proportion equation
   120,182,915.76 : 165,852,423.69 = 65,178,772.26 : x
2. Step 2: Convert to fraction form
   120,182,915.76/165,852,423.69 = 65,178,772.26/x
3. Step 3: Cross multiply
   120,182,915.76x = 165,852,423.69 × 65,178,772.26
4. Step 4: Simplify right side
   120,182,915.76x = 10,810,057,352,459,538
5. Step 5: Solve for x
   x = 10,810,057,352,459,538/120,182,915.76
6. Step 6: Final answer
   x = 89,946,705.69