Finding the Third Proportional to 133,100.94 and 288,659.06

Step by Step Solution

1. Step 1: Write the proportion equation
   133,100.94 : 288,659.06 = 288,659.06 : x
2. Step 2: Convert to fraction form
   133,100.94/288,659.06 = 288,659.06/x
3. Step 3: Cross multiply
   133,100.94x = 288,659.06 × 288,659.06
4. Step 4: Simplify right side
   133,100.94x = 83,324,054,363.38
5. Step 5: Solve for x
   x = 83,324,054,363.38/133,100.94
6. Step 6: Final answer
   x = 626,021.54