Finding the Third Proportional to 42,922.72 and 63,099.79

Step by Step Solution

1. Step 1: Write the proportion equation
   42,922.72 : 63,099.79 = 63,099.79 : x
2. Step 2: Convert to fraction form
   42,922.72/63,099.79 = 63,099.79/x
3. Step 3: Cross multiply
   42,922.72x = 63,099.79 × 63,099.79
4. Step 4: Simplify right side
   42,922.72x = 3,981,583,626.22
5. Step 5: Solve for x
   x = 3,981,583,626.22/42,922.72
6. Step 6: Final answer
   x = 92,761.67