Finding the Fourth Proportional to 25,184.88, 37,752.72 and 12,667.35

Step by Step Solution

1. Step 1: Write the proportion equation
   25,184.88 : 37,752.72 = 12,667.35 : x
2. Step 2: Convert to fraction form
   25,184.88/37,752.72 = 12,667.35/x
3. Step 3: Cross multiply
   25,184.88x = 37,752.72 × 12,667.35
4. Step 4: Simplify right side
   25,184.88x = 478,226,917.69
5. Step 5: Solve for x
   x = 478,226,917.69/25,184.88
6. Step 6: Final answer
   x = 18,988.65