Finding the Third Proportional to 354,313 and 755,927.50

Step by Step Solution

1. Step 1: Write the proportion equation
   354,313 : 755,927.50 = 755,927.50 : x
2. Step 2: Convert to fraction form
   354,313/755,927.50 = 755,927.50/x
3. Step 3: Cross multiply
   354,313x = 755,927.50 × 755,927.50
4. Step 4: Simplify right side
   354,313x = 571,426,385,256.25
5. Step 5: Solve for x
   x = 571,426,385,256.25/354,313
6. Step 6: Final answer
   x = 1,612,772.85