Finding the Fourth Proportional to 13,113.45, 18,095.00 and 7,446.15

Step by Step Solution

1. Step 1: Write the proportion equation
   13,113.45 : 18,095.00 = 7,446.15 : x
2. Step 2: Convert to fraction form
   13,113.45/18,095.00 = 7,446.15/x
3. Step 3: Cross multiply
   13,113.45x = 18,095.00 × 7,446.15
4. Step 4: Simplify right side
   13,113.45x = 134,738,047.02
5. Step 5: Solve for x
   x = 134,738,047.02/13,113.45
6. Step 6: Final answer
   x = 10,274.80