Finding the Fourth Proportional to 12,773.98, 17,628.60 and 7,735.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,773.98 : 17,628.60 = 7,735.34 : x
2. Step 2: Convert to fraction form
   12,773.98/17,628.60 = 7,735.34/x
3. Step 3: Cross multiply
   12,773.98x = 17,628.60 × 7,735.34
4. Step 4: Simplify right side
   12,773.98x = 136,363,214.72
5. Step 5: Solve for x
   x = 136,363,214.72/12,773.98
6. Step 6: Final answer
   x = 10,675.08