Finding the Third Proportional to 59,531 and 81,069.50

Step by Step Solution

1. Step 1: Write the proportion equation
   59,531 : 81,069.50 = 81,069.50 : x
2. Step 2: Convert to fraction form
   59,531/81,069.50 = 81,069.50/x
3. Step 3: Cross multiply
   59,531x = 81,069.50 × 81,069.50
4. Step 4: Simplify right side
   59,531x = 6,572,263,830.25
5. Step 5: Solve for x
   x = 6,572,263,830.25/59,531
6. Step 6: Final answer
   x = 110,400.70