Finding the Fourth Proportional to 2,529.16, 3,792.45 and 1,898.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,529.16 : 3,792.45 = 1,898.70 : x
2. Step 2: Convert to fraction form
   2,529.16/3,792.45 = 1,898.70/x
3. Step 3: Cross multiply
   2,529.16x = 3,792.45 × 1,898.70
4. Step 4: Simplify right side
   2,529.16x = 7,200,724.82
5. Step 5: Solve for x
   x = 7,200,724.82/2,529.16
6. Step 6: Final answer
   x = 2,847.08