Finding the Third Proportional to 140,103 and 213,058.50

Step by Step Solution

1. Step 1: Write the proportion equation
   140,103 : 213,058.50 = 213,058.50 : x
2. Step 2: Convert to fraction form
   140,103/213,058.50 = 213,058.50/x
3. Step 3: Cross multiply
   140,103x = 213,058.50 × 213,058.50
4. Step 4: Simplify right side
   140,103x = 45,393,924,422.25
5. Step 5: Solve for x
   x = 45,393,924,422.25/140,103
6. Step 6: Final answer
   x = 324,003.94