Finding the Fourth Proportional to 5,429.59, 7,492.98 and 3,039.49

Step by Step Solution

1. Step 1: Write the proportion equation
   5,429.59 : 7,492.98 = 3,039.49 : x
2. Step 2: Convert to fraction form
   5,429.59/7,492.98 = 3,039.49/x
3. Step 3: Cross multiply
   5,429.59x = 7,492.98 × 3,039.49
4. Step 4: Simplify right side
   5,429.59x = 22,774,837.78
5. Step 5: Solve for x
   x = 22,774,837.78/5,429.59
6. Step 6: Final answer
   x = 4,194.58