Finding the Fourth Proportional to 37,859.52, 52,248.42 and 20,863.72

Step by Step Solution

1. Step 1: Write the proportion equation
   37,859.52 : 52,248.42 = 20,863.72 : x
2. Step 2: Convert to fraction form
   37,859.52/52,248.42 = 20,863.72/x
3. Step 3: Cross multiply
   37,859.52x = 52,248.42 × 20,863.72
4. Step 4: Simplify right side
   37,859.52x = 1,090,096,274.70
5. Step 5: Solve for x
   x = 1,090,096,274.70/37,859.52
6. Step 6: Final answer
   x = 28,793.19