Finding the Third Proportional to 64,152 and 141,210

Step by Step Solution

1. Step 1: Write the proportion equation
   64,152 : 141,210 = 141,210 : x
2. Step 2: Convert to fraction form
   64,152/141,210 = 141,210/x
3. Step 3: Cross multiply
   64,152x = 141,210 × 141,210
4. Step 4: Simplify right side
   64,152x = 19,940,264,100
5. Step 5: Solve for x
   x = 19,940,264,100/64,152
6. Step 6: Final answer
   x = 310,828.41