Finding the Third Proportional to 1,007,380 and 2,191,988

Step by Step Solution

1. Step 1: Write the proportion equation
   1,007,380 : 2,191,988 = 2,191,988 : x
2. Step 2: Convert to fraction form
   1,007,380/2,191,988 = 2,191,988/x
3. Step 3: Cross multiply
   1,007,380x = 2,191,988 × 2,191,988
4. Step 4: Simplify right side
   1,007,380x = 4,804,811,392,144
5. Step 5: Solve for x
   x = 4,804,811,392,144/1,007,380
6. Step 6: Final answer
   x = 4,769,611.66