Finding the Fourth Proportional to 10,505.98, 14,498.22 and 5,790.26

Step by Step Solution

1. Step 1: Write the proportion equation
   10,505.98 : 14,498.22 = 5,790.26 : x
2. Step 2: Convert to fraction form
   10,505.98/14,498.22 = 5,790.26/x
3. Step 3: Cross multiply
   10,505.98x = 14,498.22 × 5,790.26
4. Step 4: Simplify right side
   10,505.98x = 83,948,463.34
5. Step 5: Solve for x
   x = 83,948,463.34/10,505.98
6. Step 6: Final answer
   x = 7,990.54