Finding the Fourth Proportional to 56,061.36, 77,361.89 and 31,859.17

Step by Step Solution

1. Step 1: Write the proportion equation
   56,061.36 : 77,361.89 = 31,859.17 : x
2. Step 2: Convert to fraction form
   56,061.36/77,361.89 = 31,859.17/x
3. Step 3: Cross multiply
   56,061.36x = 77,361.89 × 31,859.17
4. Step 4: Simplify right side
   56,061.36x = 2,464,685,605.03
5. Step 5: Solve for x
   x = 2,464,685,605.03/56,061.36
6. Step 6: Final answer
   x = 43,964.07