Finding the Fourth Proportional to 39,945.81, 55,125.00 and 21,796.52

Step by Step Solution

1. Step 1: Write the proportion equation
   39,945.81 : 55,125.00 = 21,796.52 : x
2. Step 2: Convert to fraction form
   39,945.81/55,125.00 = 21,796.52/x
3. Step 3: Cross multiply
   39,945.81x = 55,125.00 × 21,796.52
4. Step 4: Simplify right side
   39,945.81x = 1,201,533,056.02
5. Step 5: Solve for x
   x = 1,201,533,056.02/39,945.81
6. Step 6: Final answer
   x = 30,079.08