Finding the Third Proportional to 140,293 and 210,601.50

Step by Step Solution

1. Step 1: Write the proportion equation
   140,293 : 210,601.50 = 210,601.50 : x
2. Step 2: Convert to fraction form
   140,293/210,601.50 = 210,601.50/x
3. Step 3: Cross multiply
   140,293x = 210,601.50 × 210,601.50
4. Step 4: Simplify right side
   140,293x = 44,352,991,802.25
5. Step 5: Solve for x
   x = 44,352,991,802.25/140,293
6. Step 6: Final answer
   x = 316,145.44