Finding the Fourth Proportional to 50,215.71, 69,303.83 and 28,994.93

Step by Step Solution

1. Step 1: Write the proportion equation
   50,215.71 : 69,303.83 = 28,994.93 : x
2. Step 2: Convert to fraction form
   50,215.71/69,303.83 = 28,994.93/x
3. Step 3: Cross multiply
   50,215.71x = 69,303.83 × 28,994.93
4. Step 4: Simplify right side
   50,215.71x = 2,009,459,699.58
5. Step 5: Solve for x
   x = 2,009,459,699.58/50,215.71
6. Step 6: Final answer
   x = 40,016.55