Finding the Fourth Proportional to 19,268.34, 28,900.18 and 5,227.48

Step by Step Solution

1. Step 1: Write the proportion equation
   19,268.34 : 28,900.18 = 5,227.48 : x
2. Step 2: Convert to fraction form
   19,268.34/28,900.18 = 5,227.48/x
3. Step 3: Cross multiply
   19,268.34x = 28,900.18 × 5,227.48
4. Step 4: Simplify right side
   19,268.34x = 151,075,112.95
5. Step 5: Solve for x
   x = 151,075,112.95/19,268.34
6. Step 6: Final answer
   x = 7,840.59