Finding the Third Proportional to 34,407.75 and 72,951

Step by Step Solution

1. Step 1: Write the proportion equation
   34,407.75 : 72,951 = 72,951 : x
2. Step 2: Convert to fraction form
   34,407.75/72,951 = 72,951/x
3. Step 3: Cross multiply
   34,407.75x = 72,951 × 72,951
4. Step 4: Simplify right side
   34,407.75x = 5,321,848,401
5. Step 5: Solve for x
   x = 5,321,848,401/34,407.75
6. Step 6: Final answer
   x = 154,670.05