Finding the Fourth Proportional to 28,150.84, 42,259.52 and 11,523.26

Step by Step Solution

1. Step 1: Write the proportion equation
   28,150.84 : 42,259.52 = 11,523.26 : x
2. Step 2: Convert to fraction form
   28,150.84/42,259.52 = 11,523.26/x
3. Step 3: Cross multiply
   28,150.84x = 42,259.52 × 11,523.26
4. Step 4: Simplify right side
   28,150.84x = 486,967,570.89
5. Step 5: Solve for x
   x = 486,967,570.89/28,150.84
6. Step 6: Final answer
   x = 17,298.51