Finding the Fourth Proportional to 49,903.91, 74,864.51 and 20,337.83

Step by Step Solution

1. Step 1: Write the proportion equation
   49,903.91 : 74,864.51 = 20,337.83 : x
2. Step 2: Convert to fraction form
   49,903.91/74,864.51 = 20,337.83/x
3. Step 3: Cross multiply
   49,903.91x = 74,864.51 × 20,337.83
4. Step 4: Simplify right side
   49,903.91x = 1,522,581,915.42
5. Step 5: Solve for x
   x = 1,522,581,915.42/49,903.91
6. Step 6: Final answer
   x = 30,510.27