Finding the Fourth Proportional to 11,654.32, 16,085.80 and 7,404.08

Step by Step Solution

1. Step 1: Write the proportion equation
   11,654.32 : 16,085.80 = 7,404.08 : x
2. Step 2: Convert to fraction form
   11,654.32/16,085.80 = 7,404.08/x
3. Step 3: Cross multiply
   11,654.32x = 16,085.80 × 7,404.08
4. Step 4: Simplify right side
   11,654.32x = 119,100,550.06
5. Step 5: Solve for x
   x = 119,100,550.06/11,654.32
6. Step 6: Final answer
   x = 10,219.43