Finding the Third Proportional to 91,346 and 143,330

Step by Step Solution

1. Step 1: Write the proportion equation
   91,346 : 143,330 = 143,330 : x
2. Step 2: Convert to fraction form
   91,346/143,330 = 143,330/x
3. Step 3: Cross multiply
   91,346x = 143,330 × 143,330
4. Step 4: Simplify right side
   91,346x = 20,543,488,900
5. Step 5: Solve for x
   x = 20,543,488,900/91,346
6. Step 6: Final answer
   x = 224,897.52