Finding the Third Proportional to 1,873,816 and 4,166,880

Step by Step Solution

1. Step 1: Write the proportion equation
   1,873,816 : 4,166,880 = 4,166,880 : x
2. Step 2: Convert to fraction form
   1,873,816/4,166,880 = 4,166,880/x
3. Step 3: Cross multiply
   1,873,816x = 4,166,880 × 4,166,880
4. Step 4: Simplify right side
   1,873,816x = 17,362,888,934,400
5. Step 5: Solve for x
   x = 17,362,888,934,400/1,873,816
6. Step 6: Final answer
   x = 9,266,058.64