Finding the Fourth Proportional to 2,293.60, 3,165.52 and 1,298.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,293.60 : 3,165.52 = 1,298.98 : x
2. Step 2: Convert to fraction form
   2,293.60/3,165.52 = 1,298.98/x
3. Step 3: Cross multiply
   2,293.60x = 3,165.52 × 1,298.98
4. Step 4: Simplify right side
   2,293.60x = 4,111,947.17
5. Step 5: Solve for x
   x = 4,111,947.17/2,293.60
6. Step 6: Final answer
   x = 1,792.79