Finding the Fourth Proportional to 39,977.50, 55,173.81 and 23,210.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,977.50 : 55,173.81 = 23,210.50 : x
2. Step 2: Convert to fraction form
   39,977.50/55,173.81 = 23,210.50/x
3. Step 3: Cross multiply
   39,977.50x = 55,173.81 × 23,210.50
4. Step 4: Simplify right side
   39,977.50x = 1,280,611,717.01
5. Step 5: Solve for x
   x = 1,280,611,717.01/39,977.50
6. Step 6: Final answer
   x = 32,033.31