Finding the Fourth Proportional to 10,619.63, 14,654.78 and 5,839.58

Step by Step Solution

1. Step 1: Write the proportion equation
   10,619.63 : 14,654.78 = 5,839.58 : x
2. Step 2: Convert to fraction form
   10,619.63/14,654.78 = 5,839.58/x
3. Step 3: Cross multiply
   10,619.63x = 14,654.78 × 5,839.58
4. Step 4: Simplify right side
   10,619.63x = 85,577,767.63
5. Step 5: Solve for x
   x = 85,577,767.63/10,619.63
6. Step 6: Final answer
   x = 8,058.45