Finding the Third Proportional to 1,552,145 and 2,318,661

Step by Step Solution

1. Step 1: Write the proportion equation
   1,552,145 : 2,318,661 = 2,318,661 : x
2. Step 2: Convert to fraction form
   1,552,145/2,318,661 = 2,318,661/x
3. Step 3: Cross multiply
   1,552,145x = 2,318,661 × 2,318,661
4. Step 4: Simplify right side
   1,552,145x = 5,376,188,832,921
5. Step 5: Solve for x
   x = 5,376,188,832,921/1,552,145
6. Step 6: Final answer
   x = 3,463,715.59