Finding the Fourth Proportional to 42,573.75, 58,776.23 and 28,253.00

Step by Step Solution

1. Step 1: Write the proportion equation
   42,573.75 : 58,776.23 = 28,253.00 : x
2. Step 2: Convert to fraction form
   42,573.75/58,776.23 = 28,253.00/x
3. Step 3: Cross multiply
   42,573.75x = 58,776.23 × 28,253.00
4. Step 4: Simplify right side
   42,573.75x = 1,660,605,043.76
5. Step 5: Solve for x
   x = 1,660,605,043.76/42,573.75
6. Step 6: Final answer
   x = 39,005.37