Finding the Third Proportional to 34,919.88 and 54,059.50

Step by Step Solution

1. Step 1: Write the proportion equation
   34,919.88 : 54,059.50 = 54,059.50 : x
2. Step 2: Convert to fraction form
   34,919.88/54,059.50 = 54,059.50/x
3. Step 3: Cross multiply
   34,919.88x = 54,059.50 × 54,059.50
4. Step 4: Simplify right side
   34,919.88x = 2,922,429,540.25
5. Step 5: Solve for x
   x = 2,922,429,540.25/34,919.88
6. Step 6: Final answer
   x = 83,689.58