Finding the Third Proportional to 687,085.50 and 1,496,142

Step by Step Solution

1. Step 1: Write the proportion equation
   687,085.50 : 1,496,142 = 1,496,142 : x
2. Step 2: Convert to fraction form
   687,085.50/1,496,142 = 1,496,142/x
3. Step 3: Cross multiply
   687,085.50x = 1,496,142 × 1,496,142
4. Step 4: Simplify right side
   687,085.50x = 2,238,440,884,164
5. Step 5: Solve for x
   x = 2,238,440,884,164/687,085.50
6. Step 6: Final answer
   x = 3,257,878.22