Finding the Third Proportional to 4,200,916 and 6,517,382

Step by Step Solution

1. Step 1: Write the proportion equation
   4,200,916 : 6,517,382 = 6,517,382 : x
2. Step 2: Convert to fraction form
   4,200,916/6,517,382 = 6,517,382/x
3. Step 3: Cross multiply
   4,200,916x = 6,517,382 × 6,517,382
4. Step 4: Simplify right side
   4,200,916x = 42,476,268,133,924
5. Step 5: Solve for x
   x = 42,476,268,133,924/4,200,916
6. Step 6: Final answer
   x = 10,111,191.97