Finding the Fourth Proportional to 81,404.52, 112,339.36 and 53,093.96

Step by Step Solution

1. Step 1: Write the proportion equation
   81,404.52 : 112,339.36 = 53,093.96 : x
2. Step 2: Convert to fraction form
   81,404.52/112,339.36 = 53,093.96/x
3. Step 3: Cross multiply
   81,404.52x = 112,339.36 × 53,093.96
4. Step 4: Simplify right side
   81,404.52x = 5,964,541,486.27
5. Step 5: Solve for x
   x = 5,964,541,486.27/81,404.52
6. Step 6: Final answer
   x = 73,270.40