Finding the Fourth Proportional to 61,930.49, 85,451.54 and 37,715.22

Step by Step Solution

1. Step 1: Write the proportion equation
   61,930.49 : 85,451.54 = 37,715.22 : x
2. Step 2: Convert to fraction form
   61,930.49/85,451.54 = 37,715.22/x
3. Step 3: Cross multiply
   61,930.49x = 85,451.54 × 37,715.22
4. Step 4: Simplify right side
   61,930.49x = 3,222,823,441.86
5. Step 5: Solve for x
   x = 3,222,823,441.86/61,930.49
6. Step 6: Final answer
   x = 52,039.37