Finding the Fourth Proportional to 23,370.72, 35,061.36 and 7,788.96

Step by Step Solution

1. Step 1: Write the proportion equation
   23,370.72 : 35,061.36 = 7,788.96 : x
2. Step 2: Convert to fraction form
   23,370.72/35,061.36 = 7,788.96/x
3. Step 3: Cross multiply
   23,370.72x = 35,061.36 × 7,788.96
4. Step 4: Simplify right side
   23,370.72x = 273,091,530.59
5. Step 5: Solve for x
   x = 273,091,530.59/23,370.72
6. Step 6: Final answer
   x = 11,685.20