Finding the Fourth Proportional to 23,547.42, 32,498.55 and 15,188.22

Step by Step Solution

1. Step 1: Write the proportion equation
   23,547.42 : 32,498.55 = 15,188.22 : x
2. Step 2: Convert to fraction form
   23,547.42/32,498.55 = 15,188.22/x
3. Step 3: Cross multiply
   23,547.42x = 32,498.55 × 15,188.22
4. Step 4: Simplify right side
   23,547.42x = 493,595,127.08
5. Step 5: Solve for x
   x = 493,595,127.08/23,547.42
6. Step 6: Final answer
   x = 20,961.75