Finding the Third Proportional to 54,386 and 73,200

Step by Step Solution

1. Step 1: Write the proportion equation
   54,386 : 73,200 = 73,200 : x
2. Step 2: Convert to fraction form
   54,386/73,200 = 73,200/x
3. Step 3: Cross multiply
   54,386x = 73,200 × 73,200
4. Step 4: Simplify right side
   54,386x = 5,358,240,000
5. Step 5: Solve for x
   x = 5,358,240,000/54,386
6. Step 6: Final answer
   x = 98,522.41