Finding the Fourth Proportional to 1,588,258.37, 2,191,789.35 and 863,092.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,588,258.37 : 2,191,789.35 = 863,092.37 : x
2. Step 2: Convert to fraction form
   1,588,258.37/2,191,789.35 = 863,092.37/x
3. Step 3: Cross multiply
   1,588,258.37x = 2,191,789.35 × 863,092.37
4. Step 4: Simplify right side
   1,588,258.37x = 1,891,716,673,348.33
5. Step 5: Solve for x
   x = 1,891,716,673,348.33/1,588,258.37
6. Step 6: Final answer
   x = 1,191,063.56