Finding the Third Proportional to 133,290.56 and 296,105.63

Step by Step Solution

1. Step 1: Write the proportion equation
   133,290.56 : 296,105.63 = 296,105.63 : x
2. Step 2: Convert to fraction form
   133,290.56/296,105.63 = 296,105.63/x
3. Step 3: Cross multiply
   133,290.56x = 296,105.63 × 296,105.63
4. Step 4: Simplify right side
   133,290.56x = 87,678,541,156.64
5. Step 5: Solve for x
   x = 87,678,541,156.64/133,290.56
6. Step 6: Final answer
   x = 657,800.07