Finding the Fourth Proportional to 103,298.02, 142,554.12 and 63,002.56

Step by Step Solution

1. Step 1: Write the proportion equation
   103,298.02 : 142,554.12 = 63,002.56 : x
2. Step 2: Convert to fraction form
   103,298.02/142,554.12 = 63,002.56/x
3. Step 3: Cross multiply
   103,298.02x = 142,554.12 × 63,002.56
4. Step 4: Simplify right side
   103,298.02x = 8,981,274,498.55
5. Step 5: Solve for x
   x = 8,981,274,498.55/103,298.02
6. Step 6: Final answer
   x = 86,945.27