Finding the Fourth Proportional to 45,517.40, 68,275.72 and 13,927.33

Step by Step Solution

1. Step 1: Write the proportion equation
   45,517.40 : 68,275.72 = 13,927.33 : x
2. Step 2: Convert to fraction form
   45,517.40/68,275.72 = 13,927.33/x
3. Step 3: Cross multiply
   45,517.40x = 68,275.72 × 13,927.33
4. Step 4: Simplify right side
   45,517.40x = 950,898,483.43
5. Step 5: Solve for x
   x = 950,898,483.43/45,517.40
6. Step 6: Final answer
   x = 20,890.88