Finding the Fourth Proportional to 148,111.88, 204,399.54 and 81,050.12

Step by Step Solution

1. Step 1: Write the proportion equation
   148,111.88 : 204,399.54 = 81,050.12 : x
2. Step 2: Convert to fraction form
   148,111.88/204,399.54 = 81,050.12/x
3. Step 3: Cross multiply
   148,111.88x = 204,399.54 × 81,050.12
4. Step 4: Simplify right side
   148,111.88x = 16,566,607,244.94
5. Step 5: Solve for x
   x = 16,566,607,244.94/148,111.88
6. Step 6: Final answer
   x = 111,851.98