Finding the Third Proportional to 137,856.94 and 195,151.78

Step by Step Solution

1. Step 1: Write the proportion equation
   137,856.94 : 195,151.78 = 195,151.78 : x
2. Step 2: Convert to fraction form
   137,856.94/195,151.78 = 195,151.78/x
3. Step 3: Cross multiply
   137,856.94x = 195,151.78 × 195,151.78
4. Step 4: Simplify right side
   137,856.94x = 38,084,217,725.05
5. Step 5: Solve for x
   x = 38,084,217,725.05/137,856.94
6. Step 6: Final answer
   x = 276,258.99