Finding the Third Proportional to 136,692.56 and 205,038

Step by Step Solution

1. Step 1: Write the proportion equation
   136,692.56 : 205,038 = 205,038 : x
2. Step 2: Convert to fraction form
   136,692.56/205,038 = 205,038/x
3. Step 3: Cross multiply
   136,692.56x = 205,038 × 205,038
4. Step 4: Simplify right side
   136,692.56x = 42,040,581,444
5. Step 5: Solve for x
   x = 42,040,581,444/136,692.56
6. Step 6: Final answer
   x = 307,555.73