Finding the Fourth Proportional to 83,375.72, 125,083.46 and 27,215.89

Step by Step Solution

1. Step 1: Write the proportion equation
   83,375.72 : 125,083.46 = 27,215.89 : x
2. Step 2: Convert to fraction form
   83,375.72/125,083.46 = 27,215.89/x
3. Step 3: Cross multiply
   83,375.72x = 125,083.46 × 27,215.89
4. Step 4: Simplify right side
   83,375.72x = 3,404,257,688.18
5. Step 5: Solve for x
   x = 3,404,257,688.18/83,375.72
6. Step 6: Final answer
   x = 40,830.32