Finding the Fourth Proportional to 126,728,191.98, 174,864,928.94 and 73,813,608.18

Step by Step Solution

1. Step 1: Write the proportion equation
   126,728,191.98 : 174,864,928.94 = 73,813,608.18 : x
2. Step 2: Convert to fraction form
   126,728,191.98/174,864,928.94 = 73,813,608.18/x
3. Step 3: Cross multiply
   126,728,191.98x = 174,864,928.94 × 73,813,608.18
4. Step 4: Simplify right side
   126,728,191.98x = 12,907,411,349,200,704
5. Step 5: Solve for x
   x = 12,907,411,349,200,704/126,728,191.98
6. Step 6: Final answer
   x = 101,851,144.15