Finding the Fourth Proportional to 2,167.89, 3,252.23 and 707.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,167.89 : 3,252.23 = 707.46 : x
2. Step 2: Convert to fraction form
   2,167.89/3,252.23 = 707.46/x
3. Step 3: Cross multiply
   2,167.89x = 3,252.23 × 707.46
4. Step 4: Simplify right side
   2,167.89x = 2,300,822.64
5. Step 5: Solve for x
   x = 2,300,822.64/2,167.89
6. Step 6: Final answer
   x = 1,061.32