Finding the Third Proportional to 286,510.50 and 587,358

Step by Step Solution

1. Step 1: Write the proportion equation
   286,510.50 : 587,358 = 587,358 : x
2. Step 2: Convert to fraction form
   286,510.50/587,358 = 587,358/x
3. Step 3: Cross multiply
   286,510.50x = 587,358 × 587,358
4. Step 4: Simplify right side
   286,510.50x = 344,989,420,164
5. Step 5: Solve for x
   x = 344,989,420,164/286,510.50
6. Step 6: Final answer
   x = 1,204,107.42