Finding the Fourth Proportional to 50,705.17, 69,972.69 and 28,045.82

Step by Step Solution

1. Step 1: Write the proportion equation
   50,705.17 : 69,972.69 = 28,045.82 : x
2. Step 2: Convert to fraction form
   50,705.17/69,972.69 = 28,045.82/x
3. Step 3: Cross multiply
   50,705.17x = 69,972.69 × 28,045.82
4. Step 4: Simplify right side
   50,705.17x = 1,962,441,468.66
5. Step 5: Solve for x
   x = 1,962,441,468.66/50,705.17
6. Step 6: Final answer
   x = 38,702.99