Finding the Fourth Proportional to 59,087.77, 81,571.23 and 45,628.81

Step by Step Solution

1. Step 1: Write the proportion equation
   59,087.77 : 81,571.23 = 45,628.81 : x
2. Step 2: Convert to fraction form
   59,087.77/81,571.23 = 45,628.81/x
3. Step 3: Cross multiply
   59,087.77x = 81,571.23 × 45,628.81
4. Step 4: Simplify right side
   59,087.77x = 3,721,997,951.21
5. Step 5: Solve for x
   x = 3,721,997,951.21/59,087.77
6. Step 6: Final answer
   x = 62,991.01