Finding the Fourth Proportional to 11,250.32, 16,853.54 and 7,342.88

Step by Step Solution

1. Step 1: Write the proportion equation
   11,250.32 : 16,853.54 = 7,342.88 : x
2. Step 2: Convert to fraction form
   11,250.32/16,853.54 = 7,342.88/x
3. Step 3: Cross multiply
   11,250.32x = 16,853.54 × 7,342.88
4. Step 4: Simplify right side
   11,250.32x = 123,753,400.81
5. Step 5: Solve for x
   x = 123,753,400.81/11,250.32
6. Step 6: Final answer
   x = 10,999.99