Finding the Fourth Proportional to 123,279.83, 185,002.78 and 48,391.10

Step by Step Solution

1. Step 1: Write the proportion equation
   123,279.83 : 185,002.78 = 48,391.10 : x
2. Step 2: Convert to fraction form
   123,279.83/185,002.78 = 48,391.10/x
3. Step 3: Cross multiply
   123,279.83x = 185,002.78 × 48,391.10
4. Step 4: Simplify right side
   123,279.83x = 8,952,488,027.26
5. Step 5: Solve for x
   x = 8,952,488,027.26/123,279.83
6. Step 6: Final answer
   x = 72,619.24