Finding the Fourth Proportional to 3,142.02, 4,705.85 and 1,499.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,142.02 : 4,705.85 = 1,499.72 : x
2. Step 2: Convert to fraction form
   3,142.02/4,705.85 = 1,499.72/x
3. Step 3: Cross multiply
   3,142.02x = 4,705.85 × 1,499.72
4. Step 4: Simplify right side
   3,142.02x = 7,057,472.88
5. Step 5: Solve for x
   x = 7,057,472.88/3,142.02
6. Step 6: Final answer
   x = 2,246.16