Finding the Fourth Proportional to 88,303.50, 121,858.83 and 48,559.50

Step by Step Solution

1. Step 1: Write the proportion equation
   88,303.50 : 121,858.83 = 48,559.50 : x
2. Step 2: Convert to fraction form
   88,303.50/121,858.83 = 48,559.50/x
3. Step 3: Cross multiply
   88,303.50x = 121,858.83 × 48,559.50
4. Step 4: Simplify right side
   88,303.50x = 5,917,403,855.39
5. Step 5: Solve for x
   x = 5,917,403,855.39/88,303.50
6. Step 6: Final answer
   x = 67,012.11