Finding the Third Proportional to 42,147 and 90,483.75

Step by Step Solution

1. Step 1: Write the proportion equation
   42,147 : 90,483.75 = 90,483.75 : x
2. Step 2: Convert to fraction form
   42,147/90,483.75 = 90,483.75/x
3. Step 3: Cross multiply
   42,147x = 90,483.75 × 90,483.75
4. Step 4: Simplify right side
   42,147x = 8,187,309,014.06
5. Step 5: Solve for x
   x = 8,187,309,014.06/42,147
6. Step 6: Final answer
   x = 194,256.03