Finding the Third Proportional to 89,599.50 and 195,810.75

Step by Step Solution

1. Step 1: Write the proportion equation
   89,599.50 : 195,810.75 = 195,810.75 : x
2. Step 2: Convert to fraction form
   89,599.50/195,810.75 = 195,810.75/x
3. Step 3: Cross multiply
   89,599.50x = 195,810.75 × 195,810.75
4. Step 4: Simplify right side
   89,599.50x = 38,341,849,815.56
5. Step 5: Solve for x
   x = 38,341,849,815.56/89,599.50
6. Step 6: Final answer
   x = 427,924.82