Finding the Fourth Proportional to 13,066.07, 18,031.16 and 7,097.86

Step by Step Solution

1. Step 1: Write the proportion equation
   13,066.07 : 18,031.16 = 7,097.86 : x
2. Step 2: Convert to fraction form
   13,066.07/18,031.16 = 7,097.86/x
3. Step 3: Cross multiply
   13,066.07x = 18,031.16 × 7,097.86
4. Step 4: Simplify right side
   13,066.07x = 127,982,523.67
5. Step 5: Solve for x
   x = 127,982,523.67/13,066.07
6. Step 6: Final answer
   x = 9,795.03