Finding the Fourth Proportional to 10,418.42, 15,613.04 and 7,482.98

Step by Step Solution

1. Step 1: Write the proportion equation
   10,418.42 : 15,613.04 = 7,482.98 : x
2. Step 2: Convert to fraction form
   10,418.42/15,613.04 = 7,482.98/x
3. Step 3: Cross multiply
   10,418.42x = 15,613.04 × 7,482.98
4. Step 4: Simplify right side
   10,418.42x = 116,832,066.06
5. Step 5: Solve for x
   x = 116,832,066.06/10,418.42
6. Step 6: Final answer
   x = 11,213.99