Finding the Fourth Proportional to 50,639.01, 69,859.88 and 30,484.22

Step by Step Solution

1. Step 1: Write the proportion equation
   50,639.01 : 69,859.88 = 30,484.22 : x
2. Step 2: Convert to fraction form
   50,639.01/69,859.88 = 30,484.22/x
3. Step 3: Cross multiply
   50,639.01x = 69,859.88 × 30,484.22
4. Step 4: Simplify right side
   50,639.01x = 2,129,623,743.50
5. Step 5: Solve for x
   x = 2,129,623,743.50/50,639.01
6. Step 6: Final answer
   x = 42,055.00