Finding the Fourth Proportional to 1,746.96, 2,409.90 and 1,038.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,746.96 : 2,409.90 = 1,038.72 : x
2. Step 2: Convert to fraction form
   1,746.96/2,409.90 = 1,038.72/x
3. Step 3: Cross multiply
   1,746.96x = 2,409.90 × 1,038.72
4. Step 4: Simplify right side
   1,746.96x = 2,503,211.33
5. Step 5: Solve for x
   x = 2,503,211.33/1,746.96
6. Step 6: Final answer
   x = 1,432.90