Finding the Fourth Proportional to 11,521.67, 15,902.18 and 7,482.86

Step by Step Solution

1. Step 1: Write the proportion equation
   11,521.67 : 15,902.18 = 7,482.86 : x
2. Step 2: Convert to fraction form
   11,521.67/15,902.18 = 7,482.86/x
3. Step 3: Cross multiply
   11,521.67x = 15,902.18 × 7,482.86
4. Step 4: Simplify right side
   11,521.67x = 118,993,725.83
5. Step 5: Solve for x
   x = 118,993,725.83/11,521.67
6. Step 6: Final answer
   x = 10,327.82