Finding the Third Proportional to 267,108 and 586,702.50

Step by Step Solution

1. Step 1: Write the proportion equation
   267,108 : 586,702.50 = 586,702.50 : x
2. Step 2: Convert to fraction form
   267,108/586,702.50 = 586,702.50/x
3. Step 3: Cross multiply
   267,108x = 586,702.50 × 586,702.50
4. Step 4: Simplify right side
   267,108x = 344,219,823,506.25
5. Step 5: Solve for x
   x = 344,219,823,506.25/267,108
6. Step 6: Final answer
   x = 1,288,691.55