Finding the Third Proportional to 467,875.50 and 708,420

Step by Step Solution

1. Step 1: Write the proportion equation
   467,875.50 : 708,420 = 708,420 : x
2. Step 2: Convert to fraction form
   467,875.50/708,420 = 708,420/x
3. Step 3: Cross multiply
   467,875.50x = 708,420 × 708,420
4. Step 4: Simplify right side
   467,875.50x = 501,858,896,400
5. Step 5: Solve for x
   x = 501,858,896,400/467,875.50
6. Step 6: Final answer
   x = 1,072,633.42