Finding the Fourth Proportional to 1,499.76, 2,054.16 and 1,411.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499.76 : 2,054.16 = 1,411.20 : x
2. Step 2: Convert to fraction form
   1,499.76/2,054.16 = 1,411.20/x
3. Step 3: Cross multiply
   1,499.76x = 2,054.16 × 1,411.20
4. Step 4: Simplify right side
   1,499.76x = 2,898,830.59
5. Step 5: Solve for x
   x = 2,898,830.59/1,499.76
6. Step 6: Final answer
   x = 1,932.86