Finding the Fourth Proportional to 98,701,152.30, 136,211,847.42 and 54,648,152.10

Step by Step Solution

1. Step 1: Write the proportion equation
   98,701,152.30 : 136,211,847.42 = 54,648,152.10 : x
2. Step 2: Convert to fraction form
   98,701,152.30/136,211,847.42 = 54,648,152.10/x
3. Step 3: Cross multiply
   98,701,152.30x = 136,211,847.42 × 54,648,152.10
4. Step 4: Simplify right side
   98,701,152.30x = 7,443,725,755,630,152
5. Step 5: Solve for x
   x = 7,443,725,755,630,152/98,701,152.30
6. Step 6: Final answer
   x = 75,416,807.02