Finding the Fourth Proportional to 67,433.94, 93,090.33 and 39,134.16

Step by Step Solution

1. Step 1: Write the proportion equation
   67,433.94 : 93,090.33 = 39,134.16 : x
2. Step 2: Convert to fraction form
   67,433.94/93,090.33 = 39,134.16/x
3. Step 3: Cross multiply
   67,433.94x = 93,090.33 × 39,134.16
4. Step 4: Simplify right side
   67,433.94x = 3,643,011,868.67
5. Step 5: Solve for x
   x = 3,643,011,868.67/67,433.94
6. Step 6: Final answer
   x = 54,023.42