Finding the Third Proportional to 74,944.50 and 156,816

Step by Step Solution

1. Step 1: Write the proportion equation
   74,944.50 : 156,816 = 156,816 : x
2. Step 2: Convert to fraction form
   74,944.50/156,816 = 156,816/x
3. Step 3: Cross multiply
   74,944.50x = 156,816 × 156,816
4. Step 4: Simplify right side
   74,944.50x = 24,591,257,856
5. Step 5: Solve for x
   x = 24,591,257,856/74,944.50
6. Step 6: Final answer
   x = 328,126.25