Finding the Fourth Proportional to 131,648.48, 181,485.94 and 93,857.12

Step by Step Solution

1. Step 1: Write the proportion equation
   131,648.48 : 181,485.94 = 93,857.12 : x
2. Step 2: Convert to fraction form
   131,648.48/181,485.94 = 93,857.12/x
3. Step 3: Cross multiply
   131,648.48x = 181,485.94 × 93,857.12
4. Step 4: Simplify right side
   131,648.48x = 17,033,747,648.89
5. Step 5: Solve for x
   x = 17,033,747,648.89/131,648.48
6. Step 6: Final answer
   x = 129,388.11