Finding the Third Proportional to 91,020 and 142,476

Step by Step Solution

1. Step 1: Write the proportion equation
   91,020 : 142,476 = 142,476 : x
2. Step 2: Convert to fraction form
   91,020/142,476 = 142,476/x
3. Step 3: Cross multiply
   91,020x = 142,476 × 142,476
4. Step 4: Simplify right side
   91,020x = 20,299,410,576
5. Step 5: Solve for x
   x = 20,299,410,576/91,020
6. Step 6: Final answer
   x = 223,021.43