Finding the Fourth Proportional to 53,513.82, 80,201.25 and 21,887.10

Step by Step Solution

1. Step 1: Write the proportion equation
   53,513.82 : 80,201.25 = 21,887.10 : x
2. Step 2: Convert to fraction form
   53,513.82/80,201.25 = 21,887.10/x
3. Step 3: Cross multiply
   53,513.82x = 80,201.25 × 21,887.10
4. Step 4: Simplify right side
   53,513.82x = 1,755,372,778.88
5. Step 5: Solve for x
   x = 1,755,372,778.88/53,513.82
6. Step 6: Final answer
   x = 32,802.23