Finding the Fourth Proportional to 151,120.04, 208,539.06 and 83,132.72

Step by Step Solution

1. Step 1: Write the proportion equation
   151,120.04 : 208,539.06 = 83,132.72 : x
2. Step 2: Convert to fraction form
   151,120.04/208,539.06 = 83,132.72/x
3. Step 3: Cross multiply
   151,120.04x = 208,539.06 × 83,132.72
4. Step 4: Simplify right side
   151,120.04x = 17,336,419,284.04
5. Step 5: Solve for x
   x = 17,336,419,284.04/151,120.04
6. Step 6: Final answer
   x = 114,719.53