Finding the Fourth Proportional to 1,359.24, 1,876.47 and 887.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,359.24 : 1,876.47 = 887.82 : x
2. Step 2: Convert to fraction form
   1,359.24/1,876.47 = 887.82/x
3. Step 3: Cross multiply
   1,359.24x = 1,876.47 × 887.82
4. Step 4: Simplify right side
   1,359.24x = 1,665,967.60
5. Step 5: Solve for x
   x = 1,665,967.60/1,359.24
6. Step 6: Final answer
   x = 1,225.66