Finding the Fourth Proportional to 23,787.59, 32,812.01 and 15,300.77

Step by Step Solution

1. Step 1: Write the proportion equation
   23,787.59 : 32,812.01 = 15,300.77 : x
2. Step 2: Convert to fraction form
   23,787.59/32,812.01 = 15,300.77/x
3. Step 3: Cross multiply
   23,787.59x = 32,812.01 × 15,300.77
4. Step 4: Simplify right side
   23,787.59x = 502,048,854.19
5. Step 5: Solve for x
   x = 502,048,854.19/23,787.59
6. Step 6: Final answer
   x = 21,105.50