Finding the Fourth Proportional to 71,981.38, 99,314.13 and 41,760.70

Step by Step Solution

1. Step 1: Write the proportion equation
   71,981.38 : 99,314.13 = 41,760.70 : x
2. Step 2: Convert to fraction form
   71,981.38/99,314.13 = 41,760.70/x
3. Step 3: Cross multiply
   71,981.38x = 99,314.13 × 41,760.70
4. Step 4: Simplify right side
   71,981.38x = 4,147,427,588.69
5. Step 5: Solve for x
   x = 4,147,427,588.69/71,981.38
6. Step 6: Final answer
   x = 57,618.06