Finding the Fourth Proportional to 35,158.41, 48,501.83 and 21,724.83

Step by Step Solution

1. Step 1: Write the proportion equation
   35,158.41 : 48,501.83 = 21,724.83 : x
2. Step 2: Convert to fraction form
   35,158.41/48,501.83 = 21,724.83/x
3. Step 3: Cross multiply
   35,158.41x = 48,501.83 × 21,724.83
4. Step 4: Simplify right side
   35,158.41x = 1,053,693,902.81
5. Step 5: Solve for x
   x = 1,053,693,902.81/35,158.41
6. Step 6: Final answer
   x = 29,969.90