Finding the Fourth Proportional to 79,063.57, 109,112.57 and 45,540.37

Step by Step Solution

1. Step 1: Write the proportion equation
   79,063.57 : 109,112.57 = 45,540.37 : x
2. Step 2: Convert to fraction form
   79,063.57/109,112.57 = 45,540.37/x
3. Step 3: Cross multiply
   79,063.57x = 109,112.57 × 45,540.37
4. Step 4: Simplify right side
   79,063.57x = 4,969,026,809.45
5. Step 5: Solve for x
   x = 4,969,026,809.45/79,063.57
6. Step 6: Final answer
   x = 62,848.50