Finding the Third Proportional to 1,009,888 and 2,177,232

Step by Step Solution

1. Step 1: Write the proportion equation
   1,009,888 : 2,177,232 = 2,177,232 : x
2. Step 2: Convert to fraction form
   1,009,888/2,177,232 = 2,177,232/x
3. Step 3: Cross multiply
   1,009,888x = 2,177,232 × 2,177,232
4. Step 4: Simplify right side
   1,009,888x = 4,740,339,181,824
5. Step 5: Solve for x
   x = 4,740,339,181,824/1,009,888
6. Step 6: Final answer
   x = 4,693,925.65