Finding the Third Proportional to 381,904.88 and 840,081.38

Step by Step Solution

1. Step 1: Write the proportion equation
   381,904.88 : 840,081.38 = 840,081.38 : x
2. Step 2: Convert to fraction form
   381,904.88/840,081.38 = 840,081.38/x
3. Step 3: Cross multiply
   381,904.88x = 840,081.38 × 840,081.38
4. Step 4: Simplify right side
   381,904.88x = 705,736,716,621.89
5. Step 5: Solve for x
   x = 705,736,716,621.89/381,904.88
6. Step 6: Final answer
   x = 1,847,938.49