Finding the Third Proportional to 9,137,103,408 and 12,328,097,818.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,137,103,408 : 12,328,097,818.50 = 12,328,097,818.50 : x
2. Step 2: Convert to fraction form
   9,137,103,408/12,328,097,818.50 = 12,328,097,818.50/x
3. Step 3: Cross multiply
   9,137,103,408x = 12,328,097,818.50 × 12,328,097,818.50
4. Step 4: Simplify right side
   9,137,103,408x = 151,981,995,822,504,443,904
5. Step 5: Solve for x
   x = 151,981,995,822,504,443,904/9,137,103,408
6. Step 6: Final answer
   x = 16,633,498,499.04