Finding the Fourth Proportional to 3,670.80, 5,061.60 and 2,492.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,670.80 : 5,061.60 = 2,492.52 : x
2. Step 2: Convert to fraction form
   3,670.80/5,061.60 = 2,492.52/x
3. Step 3: Cross multiply
   3,670.80x = 5,061.60 × 2,492.52
4. Step 4: Simplify right side
   3,670.80x = 12,616,139.23
5. Step 5: Solve for x
   x = 12,616,139.23/3,670.80
6. Step 6: Final answer
   x = 3,436.89