Finding the Third Proportional to 74,857.50 and 90,895.50

Step by Step Solution

1. Step 1: Write the proportion equation
   74,857.50 : 90,895.50 = 90,895.50 : x
2. Step 2: Convert to fraction form
   74,857.50/90,895.50 = 90,895.50/x
3. Step 3: Cross multiply
   74,857.50x = 90,895.50 × 90,895.50
4. Step 4: Simplify right side
   74,857.50x = 8,261,991,920.25
5. Step 5: Solve for x
   x = 8,261,991,920.25/74,857.50
6. Step 6: Final answer
   x = 110,369.59