Finding the Fourth Proportional to 13,166.34, 18,167.96 and 7,501.10

Step by Step Solution

1. Step 1: Write the proportion equation
   13,166.34 : 18,167.96 = 7,501.10 : x
2. Step 2: Convert to fraction form
   13,166.34/18,167.96 = 7,501.10/x
3. Step 3: Cross multiply
   13,166.34x = 18,167.96 × 7,501.10
4. Step 4: Simplify right side
   13,166.34x = 136,279,684.76
5. Step 5: Solve for x
   x = 136,279,684.76/13,166.34
6. Step 6: Final answer
   x = 10,350.61