Finding the Fourth Proportional to 52,117.50, 71,981.55 and 35,321.34

Step by Step Solution

1. Step 1: Write the proportion equation
   52,117.50 : 71,981.55 = 35,321.34 : x
2. Step 2: Convert to fraction form
   52,117.50/71,981.55 = 35,321.34/x
3. Step 3: Cross multiply
   52,117.50x = 71,981.55 × 35,321.34
4. Step 4: Simplify right side
   52,117.50x = 2,542,484,801.28
5. Step 5: Solve for x
   x = 2,542,484,801.28/52,117.50
6. Step 6: Final answer
   x = 48,783.71