Finding the Third Proportional to 66,972 and 103,606.88

Step by Step Solution

1. Step 1: Write the proportion equation
   66,972 : 103,606.88 = 103,606.88 : x
2. Step 2: Convert to fraction form
   66,972/103,606.88 = 103,606.88/x
3. Step 3: Cross multiply
   66,972x = 103,606.88 × 103,606.88
4. Step 4: Simplify right side
   66,972x = 10,734,384,547.27
5. Step 5: Solve for x
   x = 10,734,384,547.27/66,972
6. Step 6: Final answer
   x = 160,281.68