Finding the Fourth Proportional to 55,017.63, 82,490.00 and 19,957.59

Step by Step Solution

1. Step 1: Write the proportion equation
   55,017.63 : 82,490.00 = 19,957.59 : x
2. Step 2: Convert to fraction form
   55,017.63/82,490.00 = 19,957.59/x
3. Step 3: Cross multiply
   55,017.63x = 82,490.00 × 19,957.59
4. Step 4: Simplify right side
   55,017.63x = 1,646,301,499.31
5. Step 5: Solve for x
   x = 1,646,301,499.31/55,017.63
6. Step 6: Final answer
   x = 29,923.16