Finding the Fourth Proportional to 13,714.45, 18,925.95 and 7,426.81

Step by Step Solution

1. Step 1: Write the proportion equation
   13,714.45 : 18,925.95 = 7,426.81 : x
2. Step 2: Convert to fraction form
   13,714.45/18,925.95 = 7,426.81/x
3. Step 3: Cross multiply
   13,714.45x = 18,925.95 × 7,426.81
4. Step 4: Simplify right side
   13,714.45x = 140,559,434.72
5. Step 5: Solve for x
   x = 140,559,434.72/13,714.45
6. Step 6: Final answer
   x = 10,249.00