Finding the Fourth Proportional to 12,741.95, 17,583.30 and 7,077.06

Step by Step Solution

1. Step 1: Write the proportion equation
   12,741.95 : 17,583.30 = 7,077.06 : x
2. Step 2: Convert to fraction form
   12,741.95/17,583.30 = 7,077.06/x
3. Step 3: Cross multiply
   12,741.95x = 17,583.30 × 7,077.06
4. Step 4: Simplify right side
   12,741.95x = 124,438,069.10
5. Step 5: Solve for x
   x = 124,438,069.10/12,741.95
6. Step 6: Final answer
   x = 9,766.02