Finding the Fourth Proportional to 35,112.58, 48,454.43 and 20,773.15

Step by Step Solution

1. Step 1: Write the proportion equation
   35,112.58 : 48,454.43 = 20,773.15 : x
2. Step 2: Convert to fraction form
   35,112.58/48,454.43 = 20,773.15/x
3. Step 3: Cross multiply
   35,112.58x = 48,454.43 × 20,773.15
4. Step 4: Simplify right side
   35,112.58x = 1,006,551,142.55
5. Step 5: Solve for x
   x = 1,006,551,142.55/35,112.58
6. Step 6: Final answer
   x = 28,666.40