Finding the Fourth Proportional to 10,422.86, 15,624.57 and 3,492.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,422.86 : 15,624.57 = 3,492.50 : x
2. Step 2: Convert to fraction form
   10,422.86/15,624.57 = 3,492.50/x
3. Step 3: Cross multiply
   10,422.86x = 15,624.57 × 3,492.50
4. Step 4: Simplify right side
   10,422.86x = 54,568,810.73
5. Step 5: Solve for x
   x = 54,568,810.73/10,422.86
6. Step 6: Final answer
   x = 5,235.49