Finding the Third Proportional to 84,702 and 123,868.50

Step by Step Solution

1. Step 1: Write the proportion equation
   84,702 : 123,868.50 = 123,868.50 : x
2. Step 2: Convert to fraction form
   84,702/123,868.50 = 123,868.50/x
3. Step 3: Cross multiply
   84,702x = 123,868.50 × 123,868.50
4. Step 4: Simplify right side
   84,702x = 15,343,405,292.25
5. Step 5: Solve for x
   x = 15,343,405,292.25/84,702
6. Step 6: Final answer
   x = 181,145.73