Finding the Third Proportional to 19,394,174 and 42,193,384

Step by Step Solution

1. Step 1: Write the proportion equation
   19,394,174 : 42,193,384 = 42,193,384 : x
2. Step 2: Convert to fraction form
   19,394,174/42,193,384 = 42,193,384/x
3. Step 3: Cross multiply
   19,394,174x = 42,193,384 × 42,193,384
4. Step 4: Simplify right side
   19,394,174x = 1,780,281,653,371,456
5. Step 5: Solve for x
   x = 1,780,281,653,371,456/19,394,174
6. Step 6: Final answer
   x = 91,794,662.32