Finding the Fourth Proportional to 3,061.66, 4,592.37 and 981.61

Step by Step Solution

1. Step 1: Write the proportion equation
   3,061.66 : 4,592.37 = 981.61 : x
2. Step 2: Convert to fraction form
   3,061.66/4,592.37 = 981.61/x
3. Step 3: Cross multiply
   3,061.66x = 4,592.37 × 981.61
4. Step 4: Simplify right side
   3,061.66x = 4,507,916.32
5. Step 5: Solve for x
   x = 4,507,916.32/3,061.66
6. Step 6: Final answer
   x = 1,472.38