Finding the Third Proportional to 54,735.75 and 87,373.69

Step by Step Solution

1. Step 1: Write the proportion equation
   54,735.75 : 87,373.69 = 87,373.69 : x
2. Step 2: Convert to fraction form
   54,735.75/87,373.69 = 87,373.69/x
3. Step 3: Cross multiply
   54,735.75x = 87,373.69 × 87,373.69
4. Step 4: Simplify right side
   54,735.75x = 7,634,161,267.35
5. Step 5: Solve for x
   x = 7,634,161,267.35/54,735.75
6. Step 6: Final answer
   x = 139,473.04