Finding the Third Proportional to 4,814,688 and 7,479,126

Step by Step Solution

1. Step 1: Write the proportion equation
   4,814,688 : 7,479,126 = 7,479,126 : x
2. Step 2: Convert to fraction form
   4,814,688/7,479,126 = 7,479,126/x
3. Step 3: Cross multiply
   4,814,688x = 7,479,126 × 7,479,126
4. Step 4: Simplify right side
   4,814,688x = 55,937,325,723,876
5. Step 5: Solve for x
   x = 55,937,325,723,876/4,814,688
6. Step 6: Final answer
   x = 11,618,058.27