Finding the Fourth Proportional to 61,046.72, 91,628.40 and 37,718.72

Step by Step Solution

1. Step 1: Write the proportion equation
   61,046.72 : 91,628.40 = 37,718.72 : x
2. Step 2: Convert to fraction form
   61,046.72/91,628.40 = 37,718.72/x
3. Step 3: Cross multiply
   61,046.72x = 91,628.40 × 37,718.72
4. Step 4: Simplify right side
   61,046.72x = 3,456,105,963.65
5. Step 5: Solve for x
   x = 3,456,105,963.65/61,046.72
6. Step 6: Final answer
   x = 56,614.11