Finding the Fourth Proportional to 3,061.59, 4,592.30 and 981.74

Step by Step Solution

1. Step 1: Write the proportion equation
   3,061.59 : 4,592.30 = 981.74 : x
2. Step 2: Convert to fraction form
   3,061.59/4,592.30 = 981.74/x
3. Step 3: Cross multiply
   3,061.59x = 4,592.30 × 981.74
4. Step 4: Simplify right side
   3,061.59x = 4,508,424.09
5. Step 5: Solve for x
   x = 4,508,424.09/3,061.59
6. Step 6: Final answer
   x = 1,472.58