Finding the Third Proportional to 2,429,638 and 5,316,844

Step by Step Solution

1. Step 1: Write the proportion equation
   2,429,638 : 5,316,844 = 5,316,844 : x
2. Step 2: Convert to fraction form
   2,429,638/5,316,844 = 5,316,844/x
3. Step 3: Cross multiply
   2,429,638x = 5,316,844 × 5,316,844
4. Step 4: Simplify right side
   2,429,638x = 28,268,830,120,336
5. Step 5: Solve for x
   x = 28,268,830,120,336/2,429,638
6. Step 6: Final answer
   x = 11,634,996.70