Finding the Fourth Proportional to 19,131.18, 28,696.76 and 5,983.59

Step by Step Solution

1. Step 1: Write the proportion equation
   19,131.18 : 28,696.76 = 5,983.59 : x
2. Step 2: Convert to fraction form
   19,131.18/28,696.76 = 5,983.59/x
3. Step 3: Cross multiply
   19,131.18x = 28,696.76 × 5,983.59
4. Step 4: Simplify right side
   19,131.18x = 171,709,646.17
5. Step 5: Solve for x
   x = 171,709,646.17/19,131.18
6. Step 6: Final answer
   x = 8,975.38