Finding the Fourth Proportional to 50,071.55, 69,075.36 and 28,838.52

Step by Step Solution

1. Step 1: Write the proportion equation
   50,071.55 : 69,075.36 = 28,838.52 : x
2. Step 2: Convert to fraction form
   50,071.55/69,075.36 = 28,838.52/x
3. Step 3: Cross multiply
   50,071.55x = 69,075.36 × 28,838.52
4. Step 4: Simplify right side
   50,071.55x = 1,992,031,150.87
5. Step 5: Solve for x
   x = 1,992,031,150.87/50,071.55
6. Step 6: Final answer
   x = 39,783.70