Finding the Fourth Proportional to 50,691.59, 69,953.16 and 28,030.00

Step by Step Solution

1. Step 1: Write the proportion equation
   50,691.59 : 69,953.16 = 28,030.00 : x
2. Step 2: Convert to fraction form
   50,691.59/69,953.16 = 28,030.00/x
3. Step 3: Cross multiply
   50,691.59x = 69,953.16 × 28,030.00
4. Step 4: Simplify right side
   50,691.59x = 1,960,787,162.24
5. Step 5: Solve for x
   x = 1,960,787,162.24/50,691.59
6. Step 6: Final answer
   x = 38,680.72