Finding the Fourth Proportional to 55,688.88, 83,513.88 and 22,400.31

Step by Step Solution

1. Step 1: Write the proportion equation
   55,688.88 : 83,513.88 = 22,400.31 : x
2. Step 2: Convert to fraction form
   55,688.88/83,513.88 = 22,400.31/x
3. Step 3: Cross multiply
   55,688.88x = 83,513.88 × 22,400.31
4. Step 4: Simplify right side
   55,688.88x = 1,870,736,801.30
5. Step 5: Solve for x
   x = 1,870,736,801.30/55,688.88
6. Step 6: Final answer
   x = 33,592.65