Finding the Third Proportional to 12,156,922 and 19,250,223

Step by Step Solution

1. Step 1: Write the proportion equation
   12,156,922 : 19,250,223 = 19,250,223 : x
2. Step 2: Convert to fraction form
   12,156,922/19,250,223 = 19,250,223/x
3. Step 3: Cross multiply
   12,156,922x = 19,250,223 × 19,250,223
4. Step 4: Simplify right side
   12,156,922x = 370,571,085,549,729
5. Step 5: Solve for x
   x = 370,571,085,549,729/12,156,922
6. Step 6: Final answer
   x = 30,482,311.69