Finding the Third Proportional to 72,432.56 and 110,146.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,432.56 : 110,146.50 = 110,146.50 : x
2. Step 2: Convert to fraction form
   72,432.56/110,146.50 = 110,146.50/x
3. Step 3: Cross multiply
   72,432.56x = 110,146.50 × 110,146.50
4. Step 4: Simplify right side
   72,432.56x = 12,132,251,462.25
5. Step 5: Solve for x
   x = 12,132,251,462.25/72,432.56
6. Step 6: Final answer
   x = 167,497.20