Finding the Fourth Proportional to 103,541.88, 142,715.73 and 73,288.38

Step by Step Solution

1. Step 1: Write the proportion equation
   103,541.88 : 142,715.73 = 73,288.38 : x
2. Step 2: Convert to fraction form
   103,541.88/142,715.73 = 73,288.38/x
3. Step 3: Cross multiply
   103,541.88x = 142,715.73 × 73,288.38
4. Step 4: Simplify right side
   103,541.88x = 10,459,404,652.22
5. Step 5: Solve for x
   x = 10,459,404,652.22/103,541.88
6. Step 6: Final answer
   x = 101,016.17