Finding the Fourth Proportional to 151,185.47, 208,635.98 and 83,202.42

Step by Step Solution

1. Step 1: Write the proportion equation
   151,185.47 : 208,635.98 = 83,202.42 : x
2. Step 2: Convert to fraction form
   151,185.47/208,635.98 = 83,202.42/x
3. Step 3: Cross multiply
   151,185.47x = 208,635.98 × 83,202.42
4. Step 4: Simplify right side
   151,185.47x = 17,359,018,019.06
5. Step 5: Solve for x
   x = 17,359,018,019.06/151,185.47
6. Step 6: Final answer
   x = 114,819.36