Finding the Third Proportional to 346,279.50 and 756,549

Step by Step Solution

1. Step 1: Write the proportion equation
   346,279.50 : 756,549 = 756,549 : x
2. Step 2: Convert to fraction form
   346,279.50/756,549 = 756,549/x
3. Step 3: Cross multiply
   346,279.50x = 756,549 × 756,549
4. Step 4: Simplify right side
   346,279.50x = 572,366,389,401
5. Step 5: Solve for x
   x = 572,366,389,401/346,279.50
6. Step 6: Final answer
   x = 1,652,902.90