Finding the Fourth Proportional to 151,134, 208,569.81 and 83,147.46

Step by Step Solution

1. Step 1: Write the proportion equation
   151,134 : 208,569.81 = 83,147.46 : x
2. Step 2: Convert to fraction form
   151,134/208,569.81 = 83,147.46/x
3. Step 3: Cross multiply
   151,134x = 208,569.81 × 83,147.46
4. Step 4: Simplify right side
   151,134x = 17,342,049,934.18
5. Step 5: Solve for x
   x = 17,342,049,934.18/151,134
6. Step 6: Final answer
   x = 114,746.19