Finding the Fourth Proportional to 37,914.50, 56,878.43 and 12,948.69

Step by Step Solution

1. Step 1: Write the proportion equation
   37,914.50 : 56,878.43 = 12,948.69 : x
2. Step 2: Convert to fraction form
   37,914.50/56,878.43 = 12,948.69/x
3. Step 3: Cross multiply
   37,914.50x = 56,878.43 × 12,948.69
4. Step 4: Simplify right side
   37,914.50x = 736,501,093.01
5. Step 5: Solve for x
   x = 736,501,093.01/37,914.50
6. Step 6: Final answer
   x = 19,425.32