Finding the Third Proportional to 19,900,226 and 42,191,932

Step by Step Solution

1. Step 1: Write the proportion equation
   19,900,226 : 42,191,932 = 42,191,932 : x
2. Step 2: Convert to fraction form
   19,900,226/42,191,932 = 42,191,932/x
3. Step 3: Cross multiply
   19,900,226x = 42,191,932 × 42,191,932
4. Step 4: Simplify right side
   19,900,226x = 1,780,159,125,892,624
5. Step 5: Solve for x
   x = 1,780,159,125,892,624/19,900,226
6. Step 6: Final answer
   x = 89,454,216.54