Finding the Fourth Proportional to 139,007.93, 191,851.44 and 88,025.32

Step by Step Solution

1. Step 1: Write the proportion equation
   139,007.93 : 191,851.44 = 88,025.32 : x
2. Step 2: Convert to fraction form
   139,007.93/191,851.44 = 88,025.32/x
3. Step 3: Cross multiply
   139,007.93x = 191,851.44 × 88,025.32
4. Step 4: Simplify right side
   139,007.93x = 16,887,783,439.20
5. Step 5: Solve for x
   x = 16,887,783,439.20/139,007.93
6. Step 6: Final answer
   x = 121,487.91