Finding the Fourth Proportional to 53,479, 73,636.17 and 47,500.29

Step by Step Solution

1. Step 1: Write the proportion equation
   53,479 : 73,636.17 = 47,500.29 : x
2. Step 2: Convert to fraction form
   53,479/73,636.17 = 47,500.29/x
3. Step 3: Cross multiply
   53,479x = 73,636.17 × 47,500.29
4. Step 4: Simplify right side
   53,479x = 3,497,739,429.49
5. Step 5: Solve for x
   x = 3,497,739,429.49/53,479
6. Step 6: Final answer
   x = 65,403.98