Finding the Fourth Proportional to 1,672.83, 2,507.88 and 632.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,672.83 : 2,507.88 = 632.24 : x
2. Step 2: Convert to fraction form
   1,672.83/2,507.88 = 632.24/x
3. Step 3: Cross multiply
   1,672.83x = 2,507.88 × 632.24
4. Step 4: Simplify right side
   1,672.83x = 1,585,578.89
5. Step 5: Solve for x
   x = 1,585,578.89/1,672.83
6. Step 6: Final answer
   x = 947.84