Finding the Fourth Proportional to 10,558.58, 14,590.11 and 10,046.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,558.58 : 14,590.11 = 10,046.18 : x
2. Step 2: Convert to fraction form
   10,558.58/14,590.11 = 10,046.18/x
3. Step 3: Cross multiply
   10,558.58x = 14,590.11 × 10,046.18
4. Step 4: Simplify right side
   10,558.58x = 146,574,798.33
5. Step 5: Solve for x
   x = 146,574,798.33/10,558.58
6. Step 6: Final answer
   x = 13,882.06