Finding the Fourth Proportional to 21,377, 32,061.54 and 5,792.60

Step by Step Solution

1. Step 1: Write the proportion equation
   21,377 : 32,061.54 = 5,792.60 : x
2. Step 2: Convert to fraction form
   21,377/32,061.54 = 5,792.60/x
3. Step 3: Cross multiply
   21,377x = 32,061.54 × 5,792.60
4. Step 4: Simplify right side
   21,377x = 185,719,676.60
5. Step 5: Solve for x
   x = 185,719,676.60/21,377
6. Step 6: Final answer
   x = 8,687.83