Finding the Third Proportional to 90,018 and 145,002.38

Step by Step Solution

1. Step 1: Write the proportion equation
   90,018 : 145,002.38 = 145,002.38 : x
2. Step 2: Convert to fraction form
   90,018/145,002.38 = 145,002.38/x
3. Step 3: Cross multiply
   90,018x = 145,002.38 × 145,002.38
4. Step 4: Simplify right side
   90,018x = 21,025,688,755.64
5. Step 5: Solve for x
   x = 21,025,688,755.64/90,018
6. Step 6: Final answer
   x = 233,572.05