Finding the Third Proportional to 2,266,578 and 4,931,910

Step by Step Solution

1. Step 1: Write the proportion equation
   2,266,578 : 4,931,910 = 4,931,910 : x
2. Step 2: Convert to fraction form
   2,266,578/4,931,910 = 4,931,910/x
3. Step 3: Cross multiply
   2,266,578x = 4,931,910 × 4,931,910
4. Step 4: Simplify right side
   2,266,578x = 24,323,736,248,100
5. Step 5: Solve for x
   x = 24,323,736,248,100/2,266,578
6. Step 6: Final answer
   x = 10,731,479.90