Finding the Fourth Proportional to 3,078.61, 4,248.25 and 1,752.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,078.61 : 4,248.25 = 1,752.05 : x
2. Step 2: Convert to fraction form
   3,078.61/4,248.25 = 1,752.05/x
3. Step 3: Cross multiply
   3,078.61x = 4,248.25 × 1,752.05
4. Step 4: Simplify right side
   3,078.61x = 7,443,128.76
5. Step 5: Solve for x
   x = 7,443,128.76/3,078.61
6. Step 6: Final answer
   x = 2,417.69