Finding the Third Proportional to 12,156,914 and 19,250,211

Step by Step Solution

1. Step 1: Write the proportion equation
   12,156,914 : 19,250,211 = 19,250,211 : x
2. Step 2: Convert to fraction form
   12,156,914/19,250,211 = 19,250,211/x
3. Step 3: Cross multiply
   12,156,914x = 19,250,211 × 19,250,211
4. Step 4: Simplify right side
   12,156,914x = 370,570,623,544,521
5. Step 5: Solve for x
   x = 370,570,623,544,521/12,156,914
6. Step 6: Final answer
   x = 30,482,293.74