Finding the Third Proportional to 65,430 and 141,222

Step by Step Solution

1. Step 1: Write the proportion equation
   65,430 : 141,222 = 141,222 : x
2. Step 2: Convert to fraction form
   65,430/141,222 = 141,222/x
3. Step 3: Cross multiply
   65,430x = 141,222 × 141,222
4. Step 4: Simplify right side
   65,430x = 19,943,653,284
5. Step 5: Solve for x
   x = 19,943,653,284/65,430
6. Step 6: Final answer
   x = 304,809.01