Finding the Fourth Proportional to 9,690.16, 13,372.68 and 5,499.04

Step by Step Solution

1. Step 1: Write the proportion equation
   9,690.16 : 13,372.68 = 5,499.04 : x
2. Step 2: Convert to fraction form
   9,690.16/13,372.68 = 5,499.04/x
3. Step 3: Cross multiply
   9,690.16x = 13,372.68 × 5,499.04
4. Step 4: Simplify right side
   9,690.16x = 73,536,902.23
5. Step 5: Solve for x
   x = 73,536,902.23/9,690.16
6. Step 6: Final answer
   x = 7,588.82