Finding the Third Proportional to 89,445.50 and 195,475.50

Step by Step Solution

1. Step 1: Write the proportion equation
   89,445.50 : 195,475.50 = 195,475.50 : x
2. Step 2: Convert to fraction form
   89,445.50/195,475.50 = 195,475.50/x
3. Step 3: Cross multiply
   89,445.50x = 195,475.50 × 195,475.50
4. Step 4: Simplify right side
   89,445.50x = 38,210,671,100.25
5. Step 5: Solve for x
   x = 38,210,671,100.25/89,445.50
6. Step 6: Final answer
   x = 427,195.01