Finding the Fourth Proportional to 2,520.21, 3,477.38 and 1,472.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,520.21 : 3,477.38 = 1,472.07 : x
2. Step 2: Convert to fraction form
   2,520.21/3,477.38 = 1,472.07/x
3. Step 3: Cross multiply
   2,520.21x = 3,477.38 × 1,472.07
4. Step 4: Simplify right side
   2,520.21x = 5,118,946.78
5. Step 5: Solve for x
   x = 5,118,946.78/2,520.21
6. Step 6: Final answer
   x = 2,031.16