Finding the Fourth Proportional to 81,401.22, 112,337.16 and 47,404.24

Step by Step Solution

1. Step 1: Write the proportion equation
   81,401.22 : 112,337.16 = 47,404.24 : x
2. Step 2: Convert to fraction form
   81,401.22/112,337.16 = 47,404.24/x
3. Step 3: Cross multiply
   81,401.22x = 112,337.16 × 47,404.24
4. Step 4: Simplify right side
   81,401.22x = 5,325,257,693.56
5. Step 5: Solve for x
   x = 5,325,257,693.56/81,401.22
6. Step 6: Final answer
   x = 65,419.88