Finding the Fourth Proportional to 13,077.01, 18,046.23 and 7,108.69

Step by Step Solution

1. Step 1: Write the proportion equation
   13,077.01 : 18,046.23 = 7,108.69 : x
2. Step 2: Convert to fraction form
   13,077.01/18,046.23 = 7,108.69/x
3. Step 3: Cross multiply
   13,077.01x = 18,046.23 × 7,108.69
4. Step 4: Simplify right side
   13,077.01x = 128,285,054.74
5. Step 5: Solve for x
   x = 128,285,054.74/13,077.01
6. Step 6: Final answer
   x = 9,809.97