Finding the Fourth Proportional to 55,404.48, 83,180.52 and 47,137.62

Step by Step Solution

1. Step 1: Write the proportion equation
   55,404.48 : 83,180.52 = 47,137.62 : x
2. Step 2: Convert to fraction form
   55,404.48/83,180.52 = 47,137.62/x
3. Step 3: Cross multiply
   55,404.48x = 83,180.52 × 47,137.62
4. Step 4: Simplify right side
   55,404.48x = 3,920,931,743.16
5. Step 5: Solve for x
   x = 3,920,931,743.16/55,404.48
6. Step 6: Final answer
   x = 70,769.22