Finding the Third Proportional to 13,969,158 and 20,867,704.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,969,158 : 20,867,704.50 = 20,867,704.50 : x
2. Step 2: Convert to fraction form
   13,969,158/20,867,704.50 = 20,867,704.50/x
3. Step 3: Cross multiply
   13,969,158x = 20,867,704.50 × 20,867,704.50
4. Step 4: Simplify right side
   13,969,158x = 435,461,091,099,320.25
5. Step 5: Solve for x
   x = 435,461,091,099,320.25/13,969,158
6. Step 6: Final answer
   x = 31,173,037.85