Finding the Fourth Proportional to 2,167.89, 3,251.50 and 707.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,167.89 : 3,251.50 = 707.04 : x
2. Step 2: Convert to fraction form
   2,167.89/3,251.50 = 707.04/x
3. Step 3: Cross multiply
   2,167.89x = 3,251.50 × 707.04
4. Step 4: Simplify right side
   2,167.89x = 2,298,940.56
5. Step 5: Solve for x
   x = 2,298,940.56/2,167.89
6. Step 6: Final answer
   x = 1,060.45