Finding the Third Proportional to 74,715.75 and 111,012.75

Step by Step Solution

1. Step 1: Write the proportion equation
   74,715.75 : 111,012.75 = 111,012.75 : x
2. Step 2: Convert to fraction form
   74,715.75/111,012.75 = 111,012.75/x
3. Step 3: Cross multiply
   74,715.75x = 111,012.75 × 111,012.75
4. Step 4: Simplify right side
   74,715.75x = 12,323,830,662.56
5. Step 5: Solve for x
   x = 12,323,830,662.56/74,715.75
6. Step 6: Final answer
   x = 164,942.88