Finding the Third Proportional to 66,152 and 144,184

Step by Step Solution

1. Step 1: Write the proportion equation
   66,152 : 144,184 = 144,184 : x
2. Step 2: Convert to fraction form
   66,152/144,184 = 144,184/x
3. Step 3: Cross multiply
   66,152x = 144,184 × 144,184
4. Step 4: Simplify right side
   66,152x = 20,789,025,856
5. Step 5: Solve for x
   x = 20,789,025,856/66,152
6. Step 6: Final answer
   x = 314,261.49