Finding the Third Proportional to 89,056.50 and 142,008.75

Step by Step Solution

1. Step 1: Write the proportion equation
   89,056.50 : 142,008.75 = 142,008.75 : x
2. Step 2: Convert to fraction form
   89,056.50/142,008.75 = 142,008.75/x
3. Step 3: Cross multiply
   89,056.50x = 142,008.75 × 142,008.75
4. Step 4: Simplify right side
   89,056.50x = 20,166,485,076.56
5. Step 5: Solve for x
   x = 20,166,485,076.56/89,056.50
6. Step 6: Final answer
   x = 226,445.96