Finding the Fourth Proportional to 37,715.56, 56,564.70 and 16,945

Step by Step Solution

1. Step 1: Write the proportion equation
   37,715.56 : 56,564.70 = 16,945 : x
2. Step 2: Convert to fraction form
   37,715.56/56,564.70 = 16,945/x
3. Step 3: Cross multiply
   37,715.56x = 56,564.70 × 16,945
4. Step 4: Simplify right side
   37,715.56x = 958,488,841.50
5. Step 5: Solve for x
   x = 958,488,841.50/37,715.56
6. Step 6: Final answer
   x = 25,413.62