Finding the Third Proportional to 15,206,112 and 31,490,151

Step by Step Solution

1. Step 1: Write the proportion equation
   15,206,112 : 31,490,151 = 31,490,151 : x
2. Step 2: Convert to fraction form
   15,206,112/31,490,151 = 31,490,151/x
3. Step 3: Cross multiply
   15,206,112x = 31,490,151 × 31,490,151
4. Step 4: Simplify right side
   15,206,112x = 991,629,610,002,801
5. Step 5: Solve for x
   x = 991,629,610,002,801/15,206,112
6. Step 6: Final answer
   x = 65,212,567.82