Finding the Fourth Proportional to 35,434.01, 48,894.84 and 20,322.50

Step by Step Solution

1. Step 1: Write the proportion equation
   35,434.01 : 48,894.84 = 20,322.50 : x
2. Step 2: Convert to fraction form
   35,434.01/48,894.84 = 20,322.50/x
3. Step 3: Cross multiply
   35,434.01x = 48,894.84 × 20,322.50
4. Step 4: Simplify right side
   35,434.01x = 993,665,385.90
5. Step 5: Solve for x
   x = 993,665,385.90/35,434.01
6. Step 6: Final answer
   x = 28,042.70