Finding the Third Proportional to 67,866.75 and 99,823.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,866.75 : 99,823.50 = 99,823.50 : x
2. Step 2: Convert to fraction form
   67,866.75/99,823.50 = 99,823.50/x
3. Step 3: Cross multiply
   67,866.75x = 99,823.50 × 99,823.50
4. Step 4: Simplify right side
   67,866.75x = 9,964,731,152.25
5. Step 5: Solve for x
   x = 9,964,731,152.25/67,866.75
6. Step 6: Final answer
   x = 146,827.88