Finding the Third Proportional to 133,798 and 280,730.50

Step by Step Solution

1. Step 1: Write the proportion equation
   133,798 : 280,730.50 = 280,730.50 : x
2. Step 2: Convert to fraction form
   133,798/280,730.50 = 280,730.50/x
3. Step 3: Cross multiply
   133,798x = 280,730.50 × 280,730.50
4. Step 4: Simplify right side
   133,798x = 78,809,613,630.25
5. Step 5: Solve for x
   x = 78,809,613,630.25/133,798
6. Step 6: Final answer
   x = 589,019.37