Finding the Fourth Proportional to 123,498.58, 185,263.57 and 39,228.68

Step by Step Solution

1. Step 1: Write the proportion equation
   123,498.58 : 185,263.57 = 39,228.68 : x
2. Step 2: Convert to fraction form
   123,498.58/185,263.57 = 39,228.68/x
3. Step 3: Cross multiply
   123,498.58x = 185,263.57 × 39,228.68
4. Step 4: Simplify right side
   123,498.58x = 7,267,645,303.19
5. Step 5: Solve for x
   x = 7,267,645,303.19/123,498.58
6. Step 6: Final answer
   x = 58,848.01