Finding the Fourth Proportional to 81,645.56, 112,662.14 and 45,839.52

Step by Step Solution

1. Step 1: Write the proportion equation
   81,645.56 : 112,662.14 = 45,839.52 : x
2. Step 2: Convert to fraction form
   81,645.56/112,662.14 = 45,839.52/x
3. Step 3: Cross multiply
   81,645.56x = 112,662.14 × 45,839.52
4. Step 4: Simplify right side
   81,645.56x = 5,164,378,419.77
5. Step 5: Solve for x
   x = 5,164,378,419.77/81,645.56
6. Step 6: Final answer
   x = 63,253.63