Finding the Fourth Proportional to 41,845.89, 62,760.72 and 11,859.87

Step by Step Solution

1. Step 1: Write the proportion equation
   41,845.89 : 62,760.72 = 11,859.87 : x
2. Step 2: Convert to fraction form
   41,845.89/62,760.72 = 11,859.87/x
3. Step 3: Cross multiply
   41,845.89x = 62,760.72 × 11,859.87
4. Step 4: Simplify right side
   41,845.89x = 744,333,980.31
5. Step 5: Solve for x
   x = 744,333,980.31/41,845.89
6. Step 6: Final answer
   x = 17,787.51