Finding the Third Proportional to 5,010,422 and 10,978,440

Step by Step Solution

1. Step 1: Write the proportion equation
   5,010,422 : 10,978,440 = 10,978,440 : x
2. Step 2: Convert to fraction form
   5,010,422/10,978,440 = 10,978,440/x
3. Step 3: Cross multiply
   5,010,422x = 10,978,440 × 10,978,440
4. Step 4: Simplify right side
   5,010,422x = 120,526,144,833,600
5. Step 5: Solve for x
   x = 120,526,144,833,600/5,010,422
6. Step 6: Final answer
   x = 24,055,088.54