Finding the Fourth Proportional to 50,308.64, 69,434.52 and 29,100.80

Step by Step Solution

1. Step 1: Write the proportion equation
   50,308.64 : 69,434.52 = 29,100.80 : x
2. Step 2: Convert to fraction form
   50,308.64/69,434.52 = 29,100.80/x
3. Step 3: Cross multiply
   50,308.64x = 69,434.52 × 29,100.80
4. Step 4: Simplify right side
   50,308.64x = 2,020,600,079.62
5. Step 5: Solve for x
   x = 2,020,600,079.62/50,308.64
6. Step 6: Final answer
   x = 40,164.08