Finding the Fourth Proportional to 23,667.87, 35,508.63 and 7,657.05

Step by Step Solution

1. Step 1: Write the proportion equation
   23,667.87 : 35,508.63 = 7,657.05 : x
2. Step 2: Convert to fraction form
   23,667.87/35,508.63 = 7,657.05/x
3. Step 3: Cross multiply
   23,667.87x = 35,508.63 × 7,657.05
4. Step 4: Simplify right side
   23,667.87x = 271,891,355.34
5. Step 5: Solve for x
   x = 271,891,355.34/23,667.87
6. Step 6: Final answer
   x = 11,487.78