Finding the Fourth Proportional to 151,017.20, 208,399.30 and 83,034.10

Step by Step Solution

1. Step 1: Write the proportion equation
   151,017.20 : 208,399.30 = 83,034.10 : x
2. Step 2: Convert to fraction form
   151,017.20/208,399.30 = 83,034.10/x
3. Step 3: Cross multiply
   151,017.20x = 208,399.30 × 83,034.10
4. Step 4: Simplify right side
   151,017.20x = 17,304,248,316.13
5. Step 5: Solve for x
   x = 17,304,248,316.13/151,017.20
6. Step 6: Final answer
   x = 114,584.62