Finding the Third Proportional to 55,422.56 and 83,019.75

Step by Step Solution

1. Step 1: Write the proportion equation
   55,422.56 : 83,019.75 = 83,019.75 : x
2. Step 2: Convert to fraction form
   55,422.56/83,019.75 = 83,019.75/x
3. Step 3: Cross multiply
   55,422.56x = 83,019.75 × 83,019.75
4. Step 4: Simplify right side
   55,422.56x = 6,892,278,890.06
5. Step 5: Solve for x
   x = 6,892,278,890.06/55,422.56
6. Step 6: Final answer
   x = 124,358.72