Finding the Third Proportional to 27,998,910 and 57,939,900

Step by Step Solution

1. Step 1: Write the proportion equation
   27,998,910 : 57,939,900 = 57,939,900 : x
2. Step 2: Convert to fraction form
   27,998,910/57,939,900 = 57,939,900/x
3. Step 3: Cross multiply
   27,998,910x = 57,939,900 × 57,939,900
4. Step 4: Simplify right side
   27,998,910x = 3,357,032,012,010,000
5. Step 5: Solve for x
   x = 3,357,032,012,010,000/27,998,910
6. Step 6: Final answer
   x = 119,898,667.91