Finding the Fourth Proportional to 59,334.18, 89,062.79 and 39,749.60

Step by Step Solution

1. Step 1: Write the proportion equation
   59,334.18 : 89,062.79 = 39,749.60 : x
2. Step 2: Convert to fraction form
   59,334.18/89,062.79 = 39,749.60/x
3. Step 3: Cross multiply
   59,334.18x = 89,062.79 × 39,749.60
4. Step 4: Simplify right side
   59,334.18x = 3,540,210,277.38
5. Step 5: Solve for x
   x = 3,540,210,277.38/59,334.18
6. Step 6: Final answer
   x = 59,665.61