Finding the Fourth Proportional to 81,264.37, 112,145.12 and 45,452.09

Step by Step Solution

1. Step 1: Write the proportion equation
   81,264.37 : 112,145.12 = 45,452.09 : x
2. Step 2: Convert to fraction form
   81,264.37/112,145.12 = 45,452.09/x
3. Step 3: Cross multiply
   81,264.37x = 112,145.12 × 45,452.09
4. Step 4: Simplify right side
   81,264.37x = 5,097,230,087.30
5. Step 5: Solve for x
   x = 5,097,230,087.30/81,264.37
6. Step 6: Final answer
   x = 62,724.05