Finding the Third Proportional to 285,117 and 662,968.50

Step by Step Solution

1. Step 1: Write the proportion equation
   285,117 : 662,968.50 = 662,968.50 : x
2. Step 2: Convert to fraction form
   285,117/662,968.50 = 662,968.50/x
3. Step 3: Cross multiply
   285,117x = 662,968.50 × 662,968.50
4. Step 4: Simplify right side
   285,117x = 439,527,231,992.25
5. Step 5: Solve for x
   x = 439,527,231,992.25/285,117
6. Step 6: Final answer
   x = 1,541,567.96