Finding the Third Proportional to 786,252 and 1,178,142

Step by Step Solution

1. Step 1: Write the proportion equation
   786,252 : 1,178,142 = 1,178,142 : x
2. Step 2: Convert to fraction form
   786,252/1,178,142 = 1,178,142/x
3. Step 3: Cross multiply
   786,252x = 1,178,142 × 1,178,142
4. Step 4: Simplify right side
   786,252x = 1,388,018,572,164
5. Step 5: Solve for x
   x = 1,388,018,572,164/786,252
6. Step 6: Final answer
   x = 1,765,360.94