Finding the Fourth Proportional to 3,061.52, 4,592.54 and 1,113.20

Step by Step Solution

1. Step 1: Write the proportion equation
   3,061.52 : 4,592.54 = 1,113.20 : x
2. Step 2: Convert to fraction form
   3,061.52/4,592.54 = 1,113.20/x
3. Step 3: Cross multiply
   3,061.52x = 4,592.54 × 1,113.20
4. Step 4: Simplify right side
   3,061.52x = 5,112,395.35
5. Step 5: Solve for x
   x = 5,112,395.35/3,061.52
6. Step 6: Final answer
   x = 1,669.89