Finding the Fourth Proportional to 13,300.30, 18,354.54 and 7,332.18

Step by Step Solution

1. Step 1: Write the proportion equation
   13,300.30 : 18,354.54 = 7,332.18 : x
2. Step 2: Convert to fraction form
   13,300.30/18,354.54 = 7,332.18/x
3. Step 3: Cross multiply
   13,300.30x = 18,354.54 × 7,332.18
4. Step 4: Simplify right side
   13,300.30x = 134,578,772.77
5. Step 5: Solve for x
   x = 134,578,772.77/13,300.30
6. Step 6: Final answer
   x = 10,118.48