Finding the Fourth Proportional to 47,069.39, 64,962.56 and 28,208.27

Step by Step Solution

1. Step 1: Write the proportion equation
   47,069.39 : 64,962.56 = 28,208.27 : x
2. Step 2: Convert to fraction form
   47,069.39/64,962.56 = 28,208.27/x
3. Step 3: Cross multiply
   47,069.39x = 64,962.56 × 28,208.27
4. Step 4: Simplify right side
   47,069.39x = 1,832,481,432.37
5. Step 5: Solve for x
   x = 1,832,481,432.37/47,069.39
6. Step 6: Final answer
   x = 38,931.49