Finding the Fourth Proportional to 23,665.32, 32,657.83 and 12,910.14

Step by Step Solution

1. Step 1: Write the proportion equation
   23,665.32 : 32,657.83 = 12,910.14 : x
2. Step 2: Convert to fraction form
   23,665.32/32,657.83 = 12,910.14/x
3. Step 3: Cross multiply
   23,665.32x = 32,657.83 × 12,910.14
4. Step 4: Simplify right side
   23,665.32x = 421,617,125.12
5. Step 5: Solve for x
   x = 421,617,125.12/23,665.32
6. Step 6: Final answer
   x = 17,815.82