Finding the Third Proportional to 28,878.75 and 43,198.88

Step by Step Solution

1. Step 1: Write the proportion equation
   28,878.75 : 43,198.88 = 43,198.88 : x
2. Step 2: Convert to fraction form
   28,878.75/43,198.88 = 43,198.88/x
3. Step 3: Cross multiply
   28,878.75x = 43,198.88 × 43,198.88
4. Step 4: Simplify right side
   28,878.75x = 1,866,142,801.27
5. Step 5: Solve for x
   x = 1,866,142,801.27/28,878.75
6. Step 6: Final answer
   x = 64,619.93