Finding the Fourth Proportional to 148,130.23, 204,419.59 and 83,613.05

Step by Step Solution

1. Step 1: Write the proportion equation
   148,130.23 : 204,419.59 = 83,613.05 : x
2. Step 2: Convert to fraction form
   148,130.23/204,419.59 = 83,613.05/x
3. Step 3: Cross multiply
   148,130.23x = 204,419.59 × 83,613.05
4. Step 4: Simplify right side
   148,130.23x = 17,092,145,399.65
5. Step 5: Solve for x
   x = 17,092,145,399.65/148,130.23
6. Step 6: Final answer
   x = 115,385.94