Finding the Third Proportional to 60,381 and 89,851.50

Step by Step Solution

1. Step 1: Write the proportion equation
   60,381 : 89,851.50 = 89,851.50 : x
2. Step 2: Convert to fraction form
   60,381/89,851.50 = 89,851.50/x
3. Step 3: Cross multiply
   60,381x = 89,851.50 × 89,851.50
4. Step 4: Simplify right side
   60,381x = 8,073,292,052.25
5. Step 5: Solve for x
   x = 8,073,292,052.25/60,381
6. Step 6: Final answer
   x = 133,705.84