Finding the Third Proportional to 1,315,602 and 3,075,885

Step by Step Solution

1. Step 1: Write the proportion equation
   1,315,602 : 3,075,885 = 3,075,885 : x
2. Step 2: Convert to fraction form
   1,315,602/3,075,885 = 3,075,885/x
3. Step 3: Cross multiply
   1,315,602x = 3,075,885 × 3,075,885
4. Step 4: Simplify right side
   1,315,602x = 9,461,068,533,225
5. Step 5: Solve for x
   x = 9,461,068,533,225/1,315,602
6. Step 6: Final answer
   x = 7,191,436.72