Finding the Fourth Proportional to 137,061.99, 205,094.75 and 113,147.14

Step by Step Solution

1. Step 1: Write the proportion equation
   137,061.99 : 205,094.75 = 113,147.14 : x
2. Step 2: Convert to fraction form
   137,061.99/205,094.75 = 113,147.14/x
3. Step 3: Cross multiply
   137,061.99x = 205,094.75 × 113,147.14
4. Step 4: Simplify right side
   137,061.99x = 23,205,884,391.52
5. Step 5: Solve for x
   x = 23,205,884,391.52/137,061.99
6. Step 6: Final answer
   x = 169,309.41