Finding the Third Proportional to 787,680 and 1,727,844

Step by Step Solution

1. Step 1: Write the proportion equation
   787,680 : 1,727,844 = 1,727,844 : x
2. Step 2: Convert to fraction form
   787,680/1,727,844 = 1,727,844/x
3. Step 3: Cross multiply
   787,680x = 1,727,844 × 1,727,844
4. Step 4: Simplify right side
   787,680x = 2,985,444,888,336
5. Step 5: Solve for x
   x = 2,985,444,888,336/787,680
6. Step 6: Final answer
   x = 3,790,174.80