Finding the Third Proportional to 4,991,465 and 7,667,501

Step by Step Solution

1. Step 1: Write the proportion equation
   4,991,465 : 7,667,501 = 7,667,501 : x
2. Step 2: Convert to fraction form
   4,991,465/7,667,501 = 7,667,501/x
3. Step 3: Cross multiply
   4,991,465x = 7,667,501 × 7,667,501
4. Step 4: Simplify right side
   4,991,465x = 58,790,571,585,001
5. Step 5: Solve for x
   x = 58,790,571,585,001/4,991,465
6. Step 6: Final answer
   x = 11,778,219.74