Finding the Third Proportional to 1,873,820 and 4,166,888

Step by Step Solution

1. Step 1: Write the proportion equation
   1,873,820 : 4,166,888 = 4,166,888 : x
2. Step 2: Convert to fraction form
   1,873,820/4,166,888 = 4,166,888/x
3. Step 3: Cross multiply
   1,873,820x = 4,166,888 × 4,166,888
4. Step 4: Simplify right side
   1,873,820x = 17,362,955,604,544
5. Step 5: Solve for x
   x = 17,362,955,604,544/1,873,820
6. Step 6: Final answer
   x = 9,266,074.44