Finding the Third Proportional to 140,100.75 and 218,898

Step by Step Solution

1. Step 1: Write the proportion equation
   140,100.75 : 218,898 = 218,898 : x
2. Step 2: Convert to fraction form
   140,100.75/218,898 = 218,898/x
3. Step 3: Cross multiply
   140,100.75x = 218,898 × 218,898
4. Step 4: Simplify right side
   140,100.75x = 47,916,334,404
5. Step 5: Solve for x
   x = 47,916,334,404/140,100.75
6. Step 6: Final answer
   x = 342,013.40