Finding the Third Proportional to 423,531 and 913,036.50

Step by Step Solution

1. Step 1: Write the proportion equation
   423,531 : 913,036.50 = 913,036.50 : x
2. Step 2: Convert to fraction form
   423,531/913,036.50 = 913,036.50/x
3. Step 3: Cross multiply
   423,531x = 913,036.50 × 913,036.50
4. Step 4: Simplify right side
   423,531x = 833,635,650,332.25
5. Step 5: Solve for x
   x = 833,635,650,332.25/423,531
6. Step 6: Final answer
   x = 1,968,299.02