Finding the Fourth Proportional to 5,429.27, 7,492.56 and 3,814.40

Step by Step Solution

1. Step 1: Write the proportion equation
   5,429.27 : 7,492.56 = 3,814.40 : x
2. Step 2: Convert to fraction form
   5,429.27/7,492.56 = 3,814.40/x
3. Step 3: Cross multiply
   5,429.27x = 7,492.56 × 3,814.40
4. Step 4: Simplify right side
   5,429.27x = 28,579,620.86
5. Step 5: Solve for x
   x = 28,579,620.86/5,429.27
6. Step 6: Final answer
   x = 5,263.99