Finding the Fourth Proportional to 1,672.34, 2,494.35 and 1,575.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,672.34 : 2,494.35 = 1,575.96 : x
2. Step 2: Convert to fraction form
   1,672.34/2,494.35 = 1,575.96/x
3. Step 3: Cross multiply
   1,672.34x = 2,494.35 × 1,575.96
4. Step 4: Simplify right side
   1,672.34x = 3,930,995.83
5. Step 5: Solve for x
   x = 3,930,995.83/1,672.34
6. Step 6: Final answer
   x = 2,350.60