Finding the Third Proportional to 1,991,860 and 3,011,506

Step by Step Solution

1. Step 1: Write the proportion equation
   1,991,860 : 3,011,506 = 3,011,506 : x
2. Step 2: Convert to fraction form
   1,991,860/3,011,506 = 3,011,506/x
3. Step 3: Cross multiply
   1,991,860x = 3,011,506 × 3,011,506
4. Step 4: Simplify right side
   1,991,860x = 9,069,168,388,036
5. Step 5: Solve for x
   x = 9,069,168,388,036/1,991,860
6. Step 6: Final answer
   x = 4,553,115.37