Finding the Fourth Proportional to 2,632.77, 3,947.49 and 1,246.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,632.77 : 3,947.49 = 1,246.50 : x
2. Step 2: Convert to fraction form
   2,632.77/3,947.49 = 1,246.50/x
3. Step 3: Cross multiply
   2,632.77x = 3,947.49 × 1,246.50
4. Step 4: Simplify right side
   2,632.77x = 4,920,546.29
5. Step 5: Solve for x
   x = 4,920,546.29/2,632.77
6. Step 6: Final answer
   x = 1,868.96