Finding the Fourth Proportional to 2,225.45, 3,071.76 and 1,562.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,225.45 : 3,071.76 = 1,562.47 : x
2. Step 2: Convert to fraction form
   2,225.45/3,071.76 = 1,562.47/x
3. Step 3: Cross multiply
   2,225.45x = 3,071.76 × 1,562.47
4. Step 4: Simplify right side
   2,225.45x = 4,799,532.85
5. Step 5: Solve for x
   x = 4,799,532.85/2,225.45
6. Step 6: Final answer
   x = 2,156.66