Finding the Fourth Proportional to 13,709.34, 18,917.01 and 8,045.46

Step by Step Solution

1. Step 1: Write the proportion equation
   13,709.34 : 18,917.01 = 8,045.46 : x
2. Step 2: Convert to fraction form
   13,709.34/18,917.01 = 8,045.46/x
3. Step 3: Cross multiply
   13,709.34x = 18,917.01 × 8,045.46
4. Step 4: Simplify right side
   13,709.34x = 152,196,047.27
5. Step 5: Solve for x
   x = 152,196,047.27/13,709.34
6. Step 6: Final answer
   x = 11,101.63