Finding the Fourth Proportional to 37,834.30, 56,757.57 and 12,876.58

Step by Step Solution

1. Step 1: Write the proportion equation
   37,834.30 : 56,757.57 = 12,876.58 : x
2. Step 2: Convert to fraction form
   37,834.30/56,757.57 = 12,876.58/x
3. Step 3: Cross multiply
   37,834.30x = 56,757.57 × 12,876.58
4. Step 4: Simplify right side
   37,834.30x = 730,843,390.71
5. Step 5: Solve for x
   x = 730,843,390.71/37,834.30
6. Step 6: Final answer
   x = 19,316.95