Finding the Fourth Proportional to 103,074.73, 142,265.63 and 60,061.30

Step by Step Solution

1. Step 1: Write the proportion equation
   103,074.73 : 142,265.63 = 60,061.30 : x
2. Step 2: Convert to fraction form
   103,074.73/142,265.63 = 60,061.30/x
3. Step 3: Cross multiply
   103,074.73x = 142,265.63 × 60,061.30
4. Step 4: Simplify right side
   103,074.73x = 8,544,658,477.61
5. Step 5: Solve for x
   x = 8,544,658,477.61/103,074.73
6. Step 6: Final answer
   x = 82,897.71