Finding the Third Proportional to 98,131.50 and 208,038.38

Step by Step Solution

1. Step 1: Write the proportion equation
   98,131.50 : 208,038.38 = 208,038.38 : x
2. Step 2: Convert to fraction form
   98,131.50/208,038.38 = 208,038.38/x
3. Step 3: Cross multiply
   98,131.50x = 208,038.38 × 208,038.38
4. Step 4: Simplify right side
   98,131.50x = 43,279,965,472.64
5. Step 5: Solve for x
   x = 43,279,965,472.64/98,131.50
6. Step 6: Final answer
   x = 441,040.50