Finding the Third Proportional to 72,987 and 110,002.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,987 : 110,002.50 = 110,002.50 : x
2. Step 2: Convert to fraction form
   72,987/110,002.50 = 110,002.50/x
3. Step 3: Cross multiply
   72,987x = 110,002.50 × 110,002.50
4. Step 4: Simplify right side
   72,987x = 12,100,550,006.25
5. Step 5: Solve for x
   x = 12,100,550,006.25/72,987
6. Step 6: Final answer
   x = 165,790.48