Finding the Third Proportional to 65,125.75 and 141,915.50

Step by Step Solution

1. Step 1: Write the proportion equation
   65,125.75 : 141,915.50 = 141,915.50 : x
2. Step 2: Convert to fraction form
   65,125.75/141,915.50 = 141,915.50/x
3. Step 3: Cross multiply
   65,125.75x = 141,915.50 × 141,915.50
4. Step 4: Simplify right side
   65,125.75x = 20,140,009,140.25
5. Step 5: Solve for x
   x = 20,140,009,140.25/65,125.75
6. Step 6: Final answer
   x = 309,248.02