Finding the Fourth Proportional to 37,930.34, 56,896.71 and 12,969.38

Step by Step Solution

1. Step 1: Write the proportion equation
   37,930.34 : 56,896.71 = 12,969.38 : x
2. Step 2: Convert to fraction form
   37,930.34/56,896.71 = 12,969.38/x
3. Step 3: Cross multiply
   37,930.34x = 56,896.71 × 12,969.38
4. Step 4: Simplify right side
   37,930.34x = 737,914,768.26
5. Step 5: Solve for x
   x = 737,914,768.26/37,930.34
6. Step 6: Final answer
   x = 19,454.48