Finding the Third Proportional to 65,052 and 141,890

Step by Step Solution

1. Step 1: Write the proportion equation
   65,052 : 141,890 = 141,890 : x
2. Step 2: Convert to fraction form
   65,052/141,890 = 141,890/x
3. Step 3: Cross multiply
   65,052x = 141,890 × 141,890
4. Step 4: Simplify right side
   65,052x = 20,132,772,100
5. Step 5: Solve for x
   x = 20,132,772,100/65,052
6. Step 6: Final answer
   x = 309,487.37