Finding the Fourth Proportional to 2,346.50, 3,238.17 and 1,298.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,346.50 : 3,238.17 = 1,298.63 : x
2. Step 2: Convert to fraction form
   2,346.50/3,238.17 = 1,298.63/x
3. Step 3: Cross multiply
   2,346.50x = 3,238.17 × 1,298.63
4. Step 4: Simplify right side
   2,346.50x = 4,205,184.71
5. Step 5: Solve for x
   x = 4,205,184.71/2,346.50
6. Step 6: Final answer
   x = 1,792.11