Finding the Third Proportional to 144,099 and 231,522.75

Step by Step Solution

1. Step 1: Write the proportion equation
   144,099 : 231,522.75 = 231,522.75 : x
2. Step 2: Convert to fraction form
   144,099/231,522.75 = 231,522.75/x
3. Step 3: Cross multiply
   144,099x = 231,522.75 × 231,522.75
4. Step 4: Simplify right side
   144,099x = 53,602,783,767.56
5. Step 5: Solve for x
   x = 53,602,783,767.56/144,099
6. Step 6: Final answer
   x = 371,985.81