Finding the Fourth Proportional to 28,229.33, 42,360.38 and 10,700.52

Step by Step Solution

1. Step 1: Write the proportion equation
   28,229.33 : 42,360.38 = 10,700.52 : x
2. Step 2: Convert to fraction form
   28,229.33/42,360.38 = 10,700.52/x
3. Step 3: Cross multiply
   28,229.33x = 42,360.38 × 10,700.52
4. Step 4: Simplify right side
   28,229.33x = 453,278,039.90
5. Step 5: Solve for x
   x = 453,278,039.90/28,229.33
6. Step 6: Final answer
   x = 16,056.99