Finding the Third Proportional to 19,494,228 and 42,242,712

Step by Step Solution

1. Step 1: Write the proportion equation
   19,494,228 : 42,242,712 = 42,242,712 : x
2. Step 2: Convert to fraction form
   19,494,228/42,242,712 = 42,242,712/x
3. Step 3: Cross multiply
   19,494,228x = 42,242,712 × 42,242,712
4. Step 4: Simplify right side
   19,494,228x = 1,784,446,717,114,944
5. Step 5: Solve for x
   x = 1,784,446,717,114,944/19,494,228
6. Step 6: Final answer
   x = 91,537,183.06