Finding the Fourth Proportional to 79,830.69, 110,162.59 and 45,815.55

Step by Step Solution

1. Step 1: Write the proportion equation
   79,830.69 : 110,162.59 = 45,815.55 : x
2. Step 2: Convert to fraction form
   79,830.69/110,162.59 = 45,815.55/x
3. Step 3: Cross multiply
   79,830.69x = 110,162.59 × 45,815.55
4. Step 4: Simplify right side
   79,830.69x = 5,047,159,650.27
5. Step 5: Solve for x
   x = 5,047,159,650.27/79,830.69
6. Step 6: Final answer
   x = 63,223.30