Finding the Third Proportional to 43,290 and 90,044

Step by Step Solution

1. Step 1: Write the proportion equation
   43,290 : 90,044 = 90,044 : x
2. Step 2: Convert to fraction form
   43,290/90,044 = 90,044/x
3. Step 3: Cross multiply
   43,290x = 90,044 × 90,044
4. Step 4: Simplify right side
   43,290x = 8,107,921,936
5. Step 5: Solve for x
   x = 8,107,921,936/43,290
6. Step 6: Final answer
   x = 187,293.18