Finding the Fourth Proportional to 37,105.84, 55,664.00 and 12,147.92

Step by Step Solution

1. Step 1: Write the proportion equation
   37,105.84 : 55,664.00 = 12,147.92 : x
2. Step 2: Convert to fraction form
   37,105.84/55,664.00 = 12,147.92/x
3. Step 3: Cross multiply
   37,105.84x = 55,664.00 × 12,147.92
4. Step 4: Simplify right side
   37,105.84x = 676,201,479.82
5. Step 5: Solve for x
   x = 676,201,479.82/37,105.84
6. Step 6: Final answer
   x = 18,223.59