Finding the Third Proportional to 431,468.50 and 938,690.25

Step by Step Solution

1. Step 1: Write the proportion equation
   431,468.50 : 938,690.25 = 938,690.25 : x
2. Step 2: Convert to fraction form
   431,468.50/938,690.25 = 938,690.25/x
3. Step 3: Cross multiply
   431,468.50x = 938,690.25 × 938,690.25
4. Step 4: Simplify right side
   431,468.50x = 881,139,385,445.06
5. Step 5: Solve for x
   x = 881,139,385,445.06/431,468.50
6. Step 6: Final answer
   x = 2,042,187.06