Finding the Fourth Proportional to 9,562.32, 14,342.40 and 2,988.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,562.32 : 14,342.40 = 2,988.72 : x
2. Step 2: Convert to fraction form
   9,562.32/14,342.40 = 2,988.72/x
3. Step 3: Cross multiply
   9,562.32x = 14,342.40 × 2,988.72
4. Step 4: Simplify right side
   9,562.32x = 42,865,417.73
5. Step 5: Solve for x
   x = 42,865,417.73/9,562.32
6. Step 6: Final answer
   x = 4,482.74