Finding the Fourth Proportional to 11,054.72, 16,501.16 and 9,742.52

Step by Step Solution

1. Step 1: Write the proportion equation
   11,054.72 : 16,501.16 = 9,742.52 : x
2. Step 2: Convert to fraction form
   11,054.72/16,501.16 = 9,742.52/x
3. Step 3: Cross multiply
   11,054.72x = 16,501.16 × 9,742.52
4. Step 4: Simplify right side
   11,054.72x = 160,762,881.32
5. Step 5: Solve for x
   x = 160,762,881.32/11,054.72
6. Step 6: Final answer
   x = 14,542.47