Finding the Third Proportional to 80,741.81 and 175,478.91

Step by Step Solution

1. Step 1: Write the proportion equation
   80,741.81 : 175,478.91 = 175,478.91 : x
2. Step 2: Convert to fraction form
   80,741.81/175,478.91 = 175,478.91/x
3. Step 3: Cross multiply
   80,741.81x = 175,478.91 × 175,478.91
4. Step 4: Simplify right side
   80,741.81x = 30,792,846,538.70
5. Step 5: Solve for x
   x = 30,792,846,538.70/80,741.81
6. Step 6: Final answer
   x = 381,374.23