Finding the Fourth Proportional to 13,051.89, 18,011.61 and 7,462.89

Step by Step Solution

1. Step 1: Write the proportion equation
   13,051.89 : 18,011.61 = 7,462.89 : x
2. Step 2: Convert to fraction form
   13,051.89/18,011.61 = 7,462.89/x
3. Step 3: Cross multiply
   13,051.89x = 18,011.61 × 7,462.89
4. Step 4: Simplify right side
   13,051.89x = 134,418,664.15
5. Step 5: Solve for x
   x = 134,418,664.15/13,051.89
6. Step 6: Final answer
   x = 10,298.79