Finding the Fourth Proportional to 103,275, 142,497.54 and 60,818.04

Step by Step Solution

1. Step 1: Write the proportion equation
   103,275 : 142,497.54 = 60,818.04 : x
2. Step 2: Convert to fraction form
   103,275/142,497.54 = 60,818.04/x
3. Step 3: Cross multiply
   103,275x = 142,497.54 × 60,818.04
4. Step 4: Simplify right side
   103,275x = 8,666,421,087.62
5. Step 5: Solve for x
   x = 8,666,421,087.62/103,275
6. Step 6: Final answer
   x = 83,915.96