Finding the Third Proportional to 607,747.50 and 884,970

Step by Step Solution

1. Step 1: Write the proportion equation
   607,747.50 : 884,970 = 884,970 : x
2. Step 2: Convert to fraction form
   607,747.50/884,970 = 884,970/x
3. Step 3: Cross multiply
   607,747.50x = 884,970 × 884,970
4. Step 4: Simplify right side
   607,747.50x = 783,171,900,900
5. Step 5: Solve for x
   x = 783,171,900,900/607,747.50
6. Step 6: Final answer
   x = 1,288,646.85