Finding the Fourth Proportional to 139,968,176.55, 209,952,264.83 and 88,312,111.35

Step by Step Solution

1. Step 1: Write the proportion equation
   139,968,176.55 : 209,952,264.83 = 88,312,111.35 : x
2. Step 2: Convert to fraction form
   139,968,176.55/209,952,264.83 = 88,312,111.35/x
3. Step 3: Cross multiply
   139,968,176.55x = 209,952,264.83 × 88,312,111.35
4. Step 4: Simplify right side
   139,968,176.55x = 18,541,327,789,410,084
5. Step 5: Solve for x
   x = 18,541,327,789,410,084/139,968,176.55
6. Step 6: Final answer
   x = 132,468,167.03