Finding the Third Proportional to 67,620 and 105,114.75

Step by Step Solution

1. Step 1: Write the proportion equation
   67,620 : 105,114.75 = 105,114.75 : x
2. Step 2: Convert to fraction form
   67,620/105,114.75 = 105,114.75/x
3. Step 3: Cross multiply
   67,620x = 105,114.75 × 105,114.75
4. Step 4: Simplify right side
   67,620x = 11,049,110,667.56
5. Step 5: Solve for x
   x = 11,049,110,667.56/67,620
6. Step 6: Final answer
   x = 163,400.04