Finding the Third Proportional to 28,671.89 and 67,459.08

Step by Step Solution

1. Step 1: Write the proportion equation
   28,671.89 : 67,459.08 = 67,459.08 : x
2. Step 2: Convert to fraction form
   28,671.89/67,459.08 = 67,459.08/x
3. Step 3: Cross multiply
   28,671.89x = 67,459.08 × 67,459.08
4. Step 4: Simplify right side
   28,671.89x = 4,550,727,221.47
5. Step 5: Solve for x
   x = 4,550,727,221.47/28,671.89
6. Step 6: Final answer
   x = 158,717.38