Finding the Third Proportional to 2,115,076 and 4,372,424

Step by Step Solution

1. Step 1: Write the proportion equation
   2,115,076 : 4,372,424 = 4,372,424 : x
2. Step 2: Convert to fraction form
   2,115,076/4,372,424 = 4,372,424/x
3. Step 3: Cross multiply
   2,115,076x = 4,372,424 × 4,372,424
4. Step 4: Simplify right side
   2,115,076x = 19,118,091,635,776
5. Step 5: Solve for x
   x = 19,118,091,635,776/2,115,076
6. Step 6: Final answer
   x = 9,038,962.02