Finding the Third Proportional to 3,148,290 and 4,861,572

Step by Step Solution

1. Step 1: Write the proportion equation
   3,148,290 : 4,861,572 = 4,861,572 : x
2. Step 2: Convert to fraction form
   3,148,290/4,861,572 = 4,861,572/x
3. Step 3: Cross multiply
   3,148,290x = 4,861,572 × 4,861,572
4. Step 4: Simplify right side
   3,148,290x = 23,634,882,311,184
5. Step 5: Solve for x
   x = 23,634,882,311,184/3,148,290
6. Step 6: Final answer
   x = 7,507,212.59