Finding the Fourth Proportional to 13,429.30, 18,530.42 and 7,460.96

Step by Step Solution

1. Step 1: Write the proportion equation
   13,429.30 : 18,530.42 = 7,460.96 : x
2. Step 2: Convert to fraction form
   13,429.30/18,530.42 = 7,460.96/x
3. Step 3: Cross multiply
   13,429.30x = 18,530.42 × 7,460.96
4. Step 4: Simplify right side
   13,429.30x = 138,254,722.40
5. Step 5: Solve for x
   x = 138,254,722.40/13,429.30
6. Step 6: Final answer
   x = 10,295.01