Finding the Third Proportional to 12,322,694 and 27,478,774

Step by Step Solution

1. Step 1: Write the proportion equation
   12,322,694 : 27,478,774 = 27,478,774 : x
2. Step 2: Convert to fraction form
   12,322,694/27,478,774 = 27,478,774/x
3. Step 3: Cross multiply
   12,322,694x = 27,478,774 × 27,478,774
4. Step 4: Simplify right side
   12,322,694x = 755,083,020,543,076
5. Step 5: Solve for x
   x = 755,083,020,543,076/12,322,694
6. Step 6: Final answer
   x = 61,275,807.10