Finding the Fourth Proportional to 61,772.42, 85,238.33 and 43,860.89

Step by Step Solution

1. Step 1: Write the proportion equation
   61,772.42 : 85,238.33 = 43,860.89 : x
2. Step 2: Convert to fraction form
   61,772.42/85,238.33 = 43,860.89/x
3. Step 3: Cross multiply
   61,772.42x = 85,238.33 × 43,860.89
4. Step 4: Simplify right side
   61,772.42x = 3,738,629,009.71
5. Step 5: Solve for x
   x = 3,738,629,009.71/61,772.42
6. Step 6: Final answer
   x = 60,522.62