Finding the Fourth Proportional to 13,026.50, 19,540.29 and 3,792.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,026.50 : 19,540.29 = 3,792.50 : x
2. Step 2: Convert to fraction form
   13,026.50/19,540.29 = 3,792.50/x
3. Step 3: Cross multiply
   13,026.50x = 19,540.29 × 3,792.50
4. Step 4: Simplify right side
   13,026.50x = 74,106,549.83
5. Step 5: Solve for x
   x = 74,106,549.83/13,026.50
6. Step 6: Final answer
   x = 5,688.91