Finding the Third Proportional to 473,430 and 665,914.50

Step by Step Solution

1. Step 1: Write the proportion equation
   473,430 : 665,914.50 = 665,914.50 : x
2. Step 2: Convert to fraction form
   473,430/665,914.50 = 665,914.50/x
3. Step 3: Cross multiply
   473,430x = 665,914.50 × 665,914.50
4. Step 4: Simplify right side
   473,430x = 443,442,121,310.25
5. Step 5: Solve for x
   x = 443,442,121,310.25/473,430
6. Step 6: Final answer
   x = 936,658.26