Finding the Third Proportional to 39,068.50 and 84,069.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,068.50 : 84,069.50 = 84,069.50 : x
2. Step 2: Convert to fraction form
   39,068.50/84,069.50 = 84,069.50/x
3. Step 3: Cross multiply
   39,068.50x = 84,069.50 × 84,069.50
4. Step 4: Simplify right side
   39,068.50x = 7,067,680,830.25
5. Step 5: Solve for x
   x = 7,067,680,830.25/39,068.50
6. Step 6: Final answer
   x = 180,904.84