Finding the Fourth Proportional to 1,375.83, 2,061.30 and 1,192.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,375.83 : 2,061.30 = 1,192.37 : x
2. Step 2: Convert to fraction form
   1,375.83/2,061.30 = 1,192.37/x
3. Step 3: Cross multiply
   1,375.83x = 2,061.30 × 1,192.37
4. Step 4: Simplify right side
   1,375.83x = 2,457,816.01
5. Step 5: Solve for x
   x = 2,457,816.01/1,375.83
6. Step 6: Final answer
   x = 1,786.42