Finding the Fourth Proportional to 1,375.52, 2,061.46 and 1,192.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,375.52 : 2,061.46 = 1,192.06 : x
2. Step 2: Convert to fraction form
   1,375.52/2,061.46 = 1,192.06/x
3. Step 3: Cross multiply
   1,375.52x = 2,061.46 × 1,192.06
4. Step 4: Simplify right side
   1,375.52x = 2,457,367.74
5. Step 5: Solve for x
   x = 2,457,367.74/1,375.52
6. Step 6: Final answer
   x = 1,786.50