Finding the Fourth Proportional to 37,456.84, 56,166.31 and 12,488.14

Step by Step Solution

1. Step 1: Write the proportion equation
   37,456.84 : 56,166.31 = 12,488.14 : x
2. Step 2: Convert to fraction form
   37,456.84/56,166.31 = 12,488.14/x
3. Step 3: Cross multiply
   37,456.84x = 56,166.31 × 12,488.14
4. Step 4: Simplify right side
   37,456.84x = 701,412,742.56
5. Step 5: Solve for x
   x = 701,412,742.56/37,456.84
6. Step 6: Final answer
   x = 18,725.89