Finding the Fourth Proportional to 13,970.38, 19,279.06 and 7,682.62

Step by Step Solution

1. Step 1: Write the proportion equation
   13,970.38 : 19,279.06 = 7,682.62 : x
2. Step 2: Convert to fraction form
   13,970.38/19,279.06 = 7,682.62/x
3. Step 3: Cross multiply
   13,970.38x = 19,279.06 × 7,682.62
4. Step 4: Simplify right side
   13,970.38x = 148,113,691.94
5. Step 5: Solve for x
   x = 148,113,691.94/13,970.38
6. Step 6: Final answer
   x = 10,601.98