Finding the Third Proportional to 230,090 and 500,662

Step by Step Solution

1. Step 1: Write the proportion equation
   230,090 : 500,662 = 500,662 : x
2. Step 2: Convert to fraction form
   230,090/500,662 = 500,662/x
3. Step 3: Cross multiply
   230,090x = 500,662 × 500,662
4. Step 4: Simplify right side
   230,090x = 250,662,438,244
5. Step 5: Solve for x
   x = 250,662,438,244/230,090
6. Step 6: Final answer
   x = 1,089,410.40