Finding the Third Proportional to 53,369.25 and 83,717.25

Step by Step Solution

1. Step 1: Write the proportion equation
   53,369.25 : 83,717.25 = 83,717.25 : x
2. Step 2: Convert to fraction form
   53,369.25/83,717.25 = 83,717.25/x
3. Step 3: Cross multiply
   53,369.25x = 83,717.25 × 83,717.25
4. Step 4: Simplify right side
   53,369.25x = 7,008,577,947.56
5. Step 5: Solve for x
   x = 7,008,577,947.56/53,369.25
6. Step 6: Final answer
   x = 131,322.40