Finding the Fourth Proportional to 37,412.73, 56,106.81 and 12,445.92

Step by Step Solution

1. Step 1: Write the proportion equation
   37,412.73 : 56,106.81 = 12,445.92 : x
2. Step 2: Convert to fraction form
   37,412.73/56,106.81 = 12,445.92/x
3. Step 3: Cross multiply
   37,412.73x = 56,106.81 × 12,445.92
4. Step 4: Simplify right side
   37,412.73x = 698,300,868.72
5. Step 5: Solve for x
   x = 698,300,868.72/37,412.73
6. Step 6: Final answer
   x = 18,664.79