Finding the Fourth Proportional to 50,707.50, 69,975.93 and 28,047.45

Step by Step Solution

1. Step 1: Write the proportion equation
   50,707.50 : 69,975.93 = 28,047.45 : x
2. Step 2: Convert to fraction form
   50,707.50/69,975.93 = 28,047.45/x
3. Step 3: Cross multiply
   50,707.50x = 69,975.93 × 28,047.45
4. Step 4: Simplify right side
   50,707.50x = 1,962,646,572.82
5. Step 5: Solve for x
   x = 1,962,646,572.82/50,707.50
6. Step 6: Final answer
   x = 38,705.26