Finding the Fourth Proportional to 2,598.38, 3,895.74 and 1,298.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,598.38 : 3,895.74 = 1,298.94 : x
2. Step 2: Convert to fraction form
   2,598.38/3,895.74 = 1,298.94/x
3. Step 3: Cross multiply
   2,598.38x = 3,895.74 × 1,298.94
4. Step 4: Simplify right side
   2,598.38x = 5,060,332.52
5. Step 5: Solve for x
   x = 5,060,332.52/2,598.38
6. Step 6: Final answer
   x = 1,947.50