Finding the Fourth Proportional to 35,864.50, 49,493.02 and 20,960.50

Step by Step Solution

1. Step 1: Write the proportion equation
   35,864.50 : 49,493.02 = 20,960.50 : x
2. Step 2: Convert to fraction form
   35,864.50/49,493.02 = 20,960.50/x
3. Step 3: Cross multiply
   35,864.50x = 49,493.02 × 20,960.50
4. Step 4: Simplify right side
   35,864.50x = 1,037,398,445.71
5. Step 5: Solve for x
   x = 1,037,398,445.71/35,864.50
6. Step 6: Final answer
   x = 28,925.50