Finding the Fourth Proportional to 1,748.24, 2,620.05 and 955.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,748.24 : 2,620.05 = 955.57 : x
2. Step 2: Convert to fraction form
   1,748.24/2,620.05 = 955.57/x
3. Step 3: Cross multiply
   1,748.24x = 2,620.05 × 955.57
4. Step 4: Simplify right side
   1,748.24x = 2,503,641.18
5. Step 5: Solve for x
   x = 2,503,641.18/1,748.24
6. Step 6: Final answer
   x = 1,432.09