Finding the Fourth Proportional to 103,084.27, 142,253.88 and 60,645.53

Step by Step Solution

1. Step 1: Write the proportion equation
   103,084.27 : 142,253.88 = 60,645.53 : x
2. Step 2: Convert to fraction form
   103,084.27/142,253.88 = 60,645.53/x
3. Step 3: Cross multiply
   103,084.27x = 142,253.88 × 60,645.53
4. Step 4: Simplify right side
   103,084.27x = 8,627,061,947.16
5. Step 5: Solve for x
   x = 8,627,061,947.16/103,084.27
6. Step 6: Final answer
   x = 83,689.41