Finding the Fourth Proportional to 13,109.52, 19,669.47 and 4,790.08

Step by Step Solution

1. Step 1: Write the proportion equation
   13,109.52 : 19,669.47 = 4,790.08 : x
2. Step 2: Convert to fraction form
   13,109.52/19,669.47 = 4,790.08/x
3. Step 3: Cross multiply
   13,109.52x = 19,669.47 × 4,790.08
4. Step 4: Simplify right side
   13,109.52x = 94,218,334.86
5. Step 5: Solve for x
   x = 94,218,334.86/13,109.52
6. Step 6: Final answer
   x = 7,187.02