Finding the Fourth Proportional to 2,368.71, 3,552.90 and 981.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,368.71 : 3,552.90 = 981.69 : x
2. Step 2: Convert to fraction form
   2,368.71/3,552.90 = 981.69/x
3. Step 3: Cross multiply
   2,368.71x = 3,552.90 × 981.69
4. Step 4: Simplify right side
   2,368.71x = 3,487,846.40
5. Step 5: Solve for x
   x = 3,487,846.40/2,368.71
6. Step 6: Final answer
   x = 1,472.47