Finding the Fourth Proportional to 9,472.36, 13,070.37 and 5,492.65

Step by Step Solution

1. Step 1: Write the proportion equation
   9,472.36 : 13,070.37 = 5,492.65 : x
2. Step 2: Convert to fraction form
   9,472.36/13,070.37 = 5,492.65/x
3. Step 3: Cross multiply
   9,472.36x = 13,070.37 × 5,492.65
4. Step 4: Simplify right side
   9,472.36x = 71,790,967.78
5. Step 5: Solve for x
   x = 71,790,967.78/9,472.36
6. Step 6: Final answer
   x = 7,578.99