Finding the Third Proportional to 10,148,138 and 13,915,839

Step by Step Solution

1. Step 1: Write the proportion equation
   10,148,138 : 13,915,839 = 13,915,839 : x
2. Step 2: Convert to fraction form
   10,148,138/13,915,839 = 13,915,839/x
3. Step 3: Cross multiply
   10,148,138x = 13,915,839 × 13,915,839
4. Step 4: Simplify right side
   10,148,138x = 193,650,575,073,921
5. Step 5: Solve for x
   x = 193,650,575,073,921/10,148,138
6. Step 6: Final answer
   x = 19,082,375.02