Finding the Fourth Proportional to 67,758.62, 93,552.54 and 42,303.74

Step by Step Solution

1. Step 1: Write the proportion equation
   67,758.62 : 93,552.54 = 42,303.74 : x
2. Step 2: Convert to fraction form
   67,758.62/93,552.54 = 42,303.74/x
3. Step 3: Cross multiply
   67,758.62x = 93,552.54 × 42,303.74
4. Step 4: Simplify right side
   67,758.62x = 3,957,622,328.50
5. Step 5: Solve for x
   x = 3,957,622,328.50/67,758.62
6. Step 6: Final answer
   x = 58,407.66