Finding the Fourth Proportional to 13,907.61, 19,194.30 and 7,941.42

Step by Step Solution

1. Step 1: Write the proportion equation
   13,907.61 : 19,194.30 = 7,941.42 : x
2. Step 2: Convert to fraction form
   13,907.61/19,194.30 = 7,941.42/x
3. Step 3: Cross multiply
   13,907.61x = 19,194.30 × 7,941.42
4. Step 4: Simplify right side
   13,907.61x = 152,429,997.91
5. Step 5: Solve for x
   x = 152,429,997.91/13,907.61
6. Step 6: Final answer
   x = 10,960.19