Finding the Third Proportional to 2,142,465 and 4,462,482

Step by Step Solution

1. Step 1: Write the proportion equation
   2,142,465 : 4,462,482 = 4,462,482 : x
2. Step 2: Convert to fraction form
   2,142,465/4,462,482 = 4,462,482/x
3. Step 3: Cross multiply
   2,142,465x = 4,462,482 × 4,462,482
4. Step 4: Simplify right side
   2,142,465x = 19,913,745,600,324
5. Step 5: Solve for x
   x = 19,913,745,600,324/2,142,465
6. Step 6: Final answer
   x = 9,294,782.23