Finding the Fourth Proportional to 45,983.50, 68,974.56 and 12,702.82

Step by Step Solution

1. Step 1: Write the proportion equation
   45,983.50 : 68,974.56 = 12,702.82 : x
2. Step 2: Convert to fraction form
   45,983.50/68,974.56 = 12,702.82/x
3. Step 3: Cross multiply
   45,983.50x = 68,974.56 × 12,702.82
4. Step 4: Simplify right side
   45,983.50x = 876,171,678.91
5. Step 5: Solve for x
   x = 876,171,678.91/45,983.50
6. Step 6: Final answer
   x = 19,054.05