Finding the Third Proportional to 202,069.69 and 336,769.31

Step by Step Solution

1. Step 1: Write the proportion equation
   202,069.69 : 336,769.31 = 336,769.31 : x
2. Step 2: Convert to fraction form
   202,069.69/336,769.31 = 336,769.31/x
3. Step 3: Cross multiply
   202,069.69x = 336,769.31 × 336,769.31
4. Step 4: Simplify right side
   202,069.69x = 113,413,569,841.72
5. Step 5: Solve for x
   x = 113,413,569,841.72/202,069.69
6. Step 6: Final answer
   x = 561,259.69