Finding the Third Proportional to 1,191,888 and 2,606,586

Step by Step Solution

1. Step 1: Write the proportion equation
   1,191,888 : 2,606,586 = 2,606,586 : x
2. Step 2: Convert to fraction form
   1,191,888/2,606,586 = 2,606,586/x
3. Step 3: Cross multiply
   1,191,888x = 2,606,586 × 2,606,586
4. Step 4: Simplify right side
   1,191,888x = 6,794,290,575,396
5. Step 5: Solve for x
   x = 6,794,290,575,396/1,191,888
6. Step 6: Final answer
   x = 5,700,443.81