Finding the Fourth Proportional to 52,142.88, 72,016.57 and 35,346.72

Step by Step Solution

1. Step 1: Write the proportion equation
   52,142.88 : 72,016.57 = 35,346.72 : x
2. Step 2: Convert to fraction form
   52,142.88/72,016.57 = 35,346.72/x
3. Step 3: Cross multiply
   52,142.88x = 72,016.57 × 35,346.72
4. Step 4: Simplify right side
   52,142.88x = 2,545,549,535.15
5. Step 5: Solve for x
   x = 2,545,549,535.15/52,142.88
6. Step 6: Final answer
   x = 48,818.74