Finding the Fourth Proportional to 11,792.72, 17,685.33 and 3,893.77

Step by Step Solution

1. Step 1: Write the proportion equation
   11,792.72 : 17,685.33 = 3,893.77 : x
2. Step 2: Convert to fraction form
   11,792.72/17,685.33 = 3,893.77/x
3. Step 3: Cross multiply
   11,792.72x = 17,685.33 × 3,893.77
4. Step 4: Simplify right side
   11,792.72x = 68,862,499.50
5. Step 5: Solve for x
   x = 68,862,499.50/11,792.72
6. Step 6: Final answer
   x = 5,839.41