Finding the Third Proportional to 787,216 and 1,716,878

Step by Step Solution

1. Step 1: Write the proportion equation
   787,216 : 1,716,878 = 1,716,878 : x
2. Step 2: Convert to fraction form
   787,216/1,716,878 = 1,716,878/x
3. Step 3: Cross multiply
   787,216x = 1,716,878 × 1,716,878
4. Step 4: Simplify right side
   787,216x = 2,947,670,066,884
5. Step 5: Solve for x
   x = 2,947,670,066,884/787,216
6. Step 6: Final answer
   x = 3,744,423.47