Finding the Fourth Proportional to 23,528.02, 32,468.72 and 12,918.34

Step by Step Solution

1. Step 1: Write the proportion equation
   23,528.02 : 32,468.72 = 12,918.34 : x
2. Step 2: Convert to fraction form
   23,528.02/32,468.72 = 12,918.34/x
3. Step 3: Cross multiply
   23,528.02x = 32,468.72 × 12,918.34
4. Step 4: Simplify right side
   23,528.02x = 419,441,964.32
5. Step 5: Solve for x
   x = 419,441,964.32/23,528.02
6. Step 6: Final answer
   x = 17,827.34