Finding the Fourth Proportional to 9,742.08, 13,440.84 and 5,492.62

Step by Step Solution

1. Step 1: Write the proportion equation
   9,742.08 : 13,440.84 = 5,492.62 : x
2. Step 2: Convert to fraction form
   9,742.08/13,440.84 = 5,492.62/x
3. Step 3: Cross multiply
   9,742.08x = 13,440.84 × 5,492.62
4. Step 4: Simplify right side
   9,742.08x = 73,825,426.60
5. Step 5: Solve for x
   x = 73,825,426.60/9,742.08
6. Step 6: Final answer
   x = 7,577.99