Finding the Fourth Proportional to 37,875.92, 52,265.24 and 20,877.20

Step by Step Solution

1. Step 1: Write the proportion equation
   37,875.92 : 52,265.24 = 20,877.20 : x
2. Step 2: Convert to fraction form
   37,875.92/52,265.24 = 20,877.20/x
3. Step 3: Cross multiply
   37,875.92x = 52,265.24 × 20,877.20
4. Step 4: Simplify right side
   37,875.92x = 1,091,151,868.53
5. Step 5: Solve for x
   x = 1,091,151,868.53/37,875.92
6. Step 6: Final answer
   x = 28,808.59