Finding the Third Proportional to 497,002.50 and 662,172

Step by Step Solution

1. Step 1: Write the proportion equation
   497,002.50 : 662,172 = 662,172 : x
2. Step 2: Convert to fraction form
   497,002.50/662,172 = 662,172/x
3. Step 3: Cross multiply
   497,002.50x = 662,172 × 662,172
4. Step 4: Simplify right side
   497,002.50x = 438,471,757,584
5. Step 5: Solve for x
   x = 438,471,757,584/497,002.50
6. Step 6: Final answer
   x = 882,232.50