Finding the Fourth Proportional to 2,882.76, 4,320.81 and 1,402.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,882.76 : 4,320.81 = 1,402.72 : x
2. Step 2: Convert to fraction form
   2,882.76/4,320.81 = 1,402.72/x
3. Step 3: Cross multiply
   2,882.76x = 4,320.81 × 1,402.72
4. Step 4: Simplify right side
   2,882.76x = 6,060,875.80
5. Step 5: Solve for x
   x = 6,060,875.80/2,882.76
6. Step 6: Final answer
   x = 2,102.46