Finding the Third Proportional to 53,899 and 113,383.50

Step by Step Solution

1. Step 1: Write the proportion equation
   53,899 : 113,383.50 = 113,383.50 : x
2. Step 2: Convert to fraction form
   53,899/113,383.50 = 113,383.50/x
3. Step 3: Cross multiply
   53,899x = 113,383.50 × 113,383.50
4. Step 4: Simplify right side
   53,899x = 12,855,818,072.25
5. Step 5: Solve for x
   x = 12,855,818,072.25/53,899
6. Step 6: Final answer
   x = 238,516.82