Finding the Third Proportional to 89,887 and 195,461.50

Step by Step Solution

1. Step 1: Write the proportion equation
   89,887 : 195,461.50 = 195,461.50 : x
2. Step 2: Convert to fraction form
   89,887/195,461.50 = 195,461.50/x
3. Step 3: Cross multiply
   89,887x = 195,461.50 × 195,461.50
4. Step 4: Simplify right side
   89,887x = 38,205,197,982.25
5. Step 5: Solve for x
   x = 38,205,197,982.25/89,887
6. Step 6: Final answer
   x = 425,035.86