Finding the Fourth Proportional to 71,343, 98,453.13 and 41,128.16

Step by Step Solution

1. Step 1: Write the proportion equation
   71,343 : 98,453.13 = 41,128.16 : x
2. Step 2: Convert to fraction form
   71,343/98,453.13 = 41,128.16/x
3. Step 3: Cross multiply
   71,343x = 98,453.13 × 41,128.16
4. Step 4: Simplify right side
   71,343x = 4,049,196,083.14
5. Step 5: Solve for x
   x = 4,049,196,083.14/71,343
6. Step 6: Final answer
   x = 56,756.74