Finding the Fourth Proportional to 71,424.04, 98,564.40 and 41,209

Step by Step Solution

1. Step 1: Write the proportion equation
   71,424.04 : 98,564.40 = 41,209 : x
2. Step 2: Convert to fraction form
   71,424.04/98,564.40 = 41,209/x
3. Step 3: Cross multiply
   71,424.04x = 98,564.40 × 41,209
4. Step 4: Simplify right side
   71,424.04x = 4,061,740,359.60
5. Step 5: Solve for x
   x = 4,061,740,359.60/71,424.04
6. Step 6: Final answer
   x = 56,867.97