Finding the Third Proportional to 858,481.50 and 1,165,931

Step by Step Solution

1. Step 1: Write the proportion equation
   858,481.50 : 1,165,931 = 1,165,931 : x
2. Step 2: Convert to fraction form
   858,481.50/1,165,931 = 1,165,931/x
3. Step 3: Cross multiply
   858,481.50x = 1,165,931 × 1,165,931
4. Step 4: Simplify right side
   858,481.50x = 1,359,395,096,761
5. Step 5: Solve for x
   x = 1,359,395,096,761/858,481.50
6. Step 6: Final answer
   x = 1,583,487.93