Finding the Third Proportional to 131,906,758.50 and 194,021,689.50

Step by Step Solution

1. Step 1: Write the proportion equation
   131,906,758.50 : 194,021,689.50 = 194,021,689.50 : x
2. Step 2: Convert to fraction form
   131,906,758.50/194,021,689.50 = 194,021,689.50/x
3. Step 3: Cross multiply
   131,906,758.50x = 194,021,689.50 × 194,021,689.50
4. Step 4: Simplify right side
   131,906,758.50x = 37,644,415,996,434,408
5. Step 5: Solve for x
   x = 37,644,415,996,434,408/131,906,758.50
6. Step 6: Final answer
   x = 285,386,559.60