Finding the Third Proportional to 74,038.50 and 101,216

Step by Step Solution

1. Step 1: Write the proportion equation
   74,038.50 : 101,216 = 101,216 : x
2. Step 2: Convert to fraction form
   74,038.50/101,216 = 101,216/x
3. Step 3: Cross multiply
   74,038.50x = 101,216 × 101,216
4. Step 4: Simplify right side
   74,038.50x = 10,244,678,656
5. Step 5: Solve for x
   x = 10,244,678,656/74,038.50
6. Step 6: Final answer
   x = 138,369.61