Finding the Fourth Proportional to 61,290.91, 84,570.62 and 37,425.27

Step by Step Solution

1. Step 1: Write the proportion equation
   61,290.91 : 84,570.62 = 37,425.27 : x
2. Step 2: Convert to fraction form
   61,290.91/84,570.62 = 37,425.27/x
3. Step 3: Cross multiply
   61,290.91x = 84,570.62 × 37,425.27
4. Step 4: Simplify right side
   61,290.91x = 3,165,078,417.58
5. Step 5: Solve for x
   x = 3,165,078,417.58/61,290.91
6. Step 6: Final answer
   x = 51,640.26