Finding the Fourth Proportional to 55,153.94, 82,751.76 and 21,897.77

Step by Step Solution

1. Step 1: Write the proportion equation
   55,153.94 : 82,751.76 = 21,897.77 : x
2. Step 2: Convert to fraction form
   55,153.94/82,751.76 = 21,897.77/x
3. Step 3: Cross multiply
   55,153.94x = 82,751.76 × 21,897.77
4. Step 4: Simplify right side
   55,153.94x = 1,812,078,593.82
5. Step 5: Solve for x
   x = 1,812,078,593.82/55,153.94
6. Step 6: Final answer
   x = 32,854.93