Finding the Fourth Proportional to 23,507.02, 32,441.79 and 12,898.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,507.02 : 32,441.79 = 12,898.72 : x
2. Step 2: Convert to fraction form
   23,507.02/32,441.79 = 12,898.72/x
3. Step 3: Cross multiply
   23,507.02x = 32,441.79 × 12,898.72
4. Step 4: Simplify right side
   23,507.02x = 418,457,565.51
5. Step 5: Solve for x
   x = 418,457,565.51/23,507.02
6. Step 6: Final answer
   x = 17,801.39