Finding the Fourth Proportional to 59,801.78, 89,704.73 and 31,683.80

Step by Step Solution

1. Step 1: Write the proportion equation
   59,801.78 : 89,704.73 = 31,683.80 : x
2. Step 2: Convert to fraction form
   59,801.78/89,704.73 = 31,683.80/x
3. Step 3: Cross multiply
   59,801.78x = 89,704.73 × 31,683.80
4. Step 4: Simplify right side
   59,801.78x = 2,842,186,790.22
5. Step 5: Solve for x
   x = 2,842,186,790.22/59,801.78
6. Step 6: Final answer
   x = 47,526.79