Finding the Fourth Proportional to 103,091.52, 142,263.88 and 60,652.78

Step by Step Solution

1. Step 1: Write the proportion equation
   103,091.52 : 142,263.88 = 60,652.78 : x
2. Step 2: Convert to fraction form
   103,091.52/142,263.88 = 60,652.78/x
3. Step 3: Cross multiply
   103,091.52x = 142,263.88 × 60,652.78
4. Step 4: Simplify right side
   103,091.52x = 8,628,699,815.59
5. Step 5: Solve for x
   x = 8,628,699,815.59/103,091.52
6. Step 6: Final answer
   x = 83,699.41