Finding the Third Proportional to 708,076.50 and 1,067,989.50

Step by Step Solution

1. Step 1: Write the proportion equation
   708,076.50 : 1,067,989.50 = 1,067,989.50 : x
2. Step 2: Convert to fraction form
   708,076.50/1,067,989.50 = 1,067,989.50/x
3. Step 3: Cross multiply
   708,076.50x = 1,067,989.50 × 1,067,989.50
4. Step 4: Simplify right side
   708,076.50x = 1,140,601,572,110.25
5. Step 5: Solve for x
   x = 1,140,601,572,110.25/708,076.50
6. Step 6: Final answer
   x = 1,610,845.12