Finding the Third Proportional to 133,051.50 and 300,793.50

Step by Step Solution

1. Step 1: Write the proportion equation
   133,051.50 : 300,793.50 = 300,793.50 : x
2. Step 2: Convert to fraction form
   133,051.50/300,793.50 = 300,793.50/x
3. Step 3: Cross multiply
   133,051.50x = 300,793.50 × 300,793.50
4. Step 4: Simplify right side
   133,051.50x = 90,476,729,642.25
5. Step 5: Solve for x
   x = 90,476,729,642.25/133,051.50
6. Step 6: Final answer
   x = 680,012.85