Finding the Fourth Proportional to 5,020.79, 7,526.17 and 1,731.78

Step by Step Solution

1. Step 1: Write the proportion equation
   5,020.79 : 7,526.17 = 1,731.78 : x
2. Step 2: Convert to fraction form
   5,020.79/7,526.17 = 1,731.78/x
3. Step 3: Cross multiply
   5,020.79x = 7,526.17 × 1,731.78
4. Step 4: Simplify right side
   5,020.79x = 13,033,662.02
5. Step 5: Solve for x
   x = 13,033,662.02/5,020.79
6. Step 6: Final answer
   x = 2,595.94