Finding the Third Proportional to 19,394,119.75 and 42,193,280.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,394,119.75 : 42,193,280.50 = 42,193,280.50 : x
2. Step 2: Convert to fraction form
   19,394,119.75/42,193,280.50 = 42,193,280.50/x
3. Step 3: Cross multiply
   19,394,119.75x = 42,193,280.50 × 42,193,280.50
4. Step 4: Simplify right side
   19,394,119.75x = 1,780,272,919,351,680.25
5. Step 5: Solve for x
   x = 1,780,272,919,351,680.25/19,394,119.75
6. Step 6: Final answer
   x = 91,794,468.75