Finding the Fourth Proportional to 2,900.43, 4,002.48 and 1,574.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,900.43 : 4,002.48 = 1,574.10 : x
2. Step 2: Convert to fraction form
   2,900.43/4,002.48 = 1,574.10/x
3. Step 3: Cross multiply
   2,900.43x = 4,002.48 × 1,574.10
4. Step 4: Simplify right side
   2,900.43x = 6,300,303.77
5. Step 5: Solve for x
   x = 6,300,303.77/2,900.43
6. Step 6: Final answer
   x = 2,172.20