Finding the Fourth Proportional to 10,858.50, 14,984.73 and 5,890.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,858.50 : 14,984.73 = 5,890.50 : x
2. Step 2: Convert to fraction form
   10,858.50/14,984.73 = 5,890.50/x
3. Step 3: Cross multiply
   10,858.50x = 14,984.73 × 5,890.50
4. Step 4: Simplify right side
   10,858.50x = 88,267,552.07
5. Step 5: Solve for x
   x = 88,267,552.07/10,858.50
6. Step 6: Final answer
   x = 8,128.89