Finding the Fourth Proportional to 10,356.05, 15,534.59 and 2,961.59

Step by Step Solution

1. Step 1: Write the proportion equation
   10,356.05 : 15,534.59 = 2,961.59 : x
2. Step 2: Convert to fraction form
   10,356.05/15,534.59 = 2,961.59/x
3. Step 3: Cross multiply
   10,356.05x = 15,534.59 × 2,961.59
4. Step 4: Simplify right side
   10,356.05x = 46,007,086.40
5. Step 5: Solve for x
   x = 46,007,086.40/10,356.05
6. Step 6: Final answer
   x = 4,442.53