Finding the Third Proportional to 133,168.25 and 286,100.50

Step by Step Solution

1. Step 1: Write the proportion equation
   133,168.25 : 286,100.50 = 286,100.50 : x
2. Step 2: Convert to fraction form
   133,168.25/286,100.50 = 286,100.50/x
3. Step 3: Cross multiply
   133,168.25x = 286,100.50 × 286,100.50
4. Step 4: Simplify right side
   133,168.25x = 81,853,496,100.25
5. Step 5: Solve for x
   x = 81,853,496,100.25/133,168.25
6. Step 6: Final answer
   x = 614,662.25