Finding the Fourth Proportional to 1,407.32, 1,939.50 and 1,096.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,407.32 : 1,939.50 = 1,096.28 : x
2. Step 2: Convert to fraction form
   1,407.32/1,939.50 = 1,096.28/x
3. Step 3: Cross multiply
   1,407.32x = 1,939.50 × 1,096.28
4. Step 4: Simplify right side
   1,407.32x = 2,126,235.06
5. Step 5: Solve for x
   x = 2,126,235.06/1,407.32
6. Step 6: Final answer
   x = 1,510.84