Finding the Third Proportional to 72,783 and 110,487.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,783 : 110,487.50 = 110,487.50 : x
2. Step 2: Convert to fraction form
   72,783/110,487.50 = 110,487.50/x
3. Step 3: Cross multiply
   72,783x = 110,487.50 × 110,487.50
4. Step 4: Simplify right side
   72,783x = 12,207,487,656.25
5. Step 5: Solve for x
   x = 12,207,487,656.25/72,783
6. Step 6: Final answer
   x = 167,724.44