Finding the Third Proportional to 11,787,538 and 17,608,560

Step by Step Solution

1. Step 1: Write the proportion equation
   11,787,538 : 17,608,560 = 17,608,560 : x
2. Step 2: Convert to fraction form
   11,787,538/17,608,560 = 17,608,560/x
3. Step 3: Cross multiply
   11,787,538x = 17,608,560 × 17,608,560
4. Step 4: Simplify right side
   11,787,538x = 310,061,385,273,600
5. Step 5: Solve for x
   x = 310,061,385,273,600/11,787,538
6. Step 6: Final answer
   x = 26,304,168.46