Finding the Fourth Proportional to 13,907.49, 19,189.46 and 7,941.10

Step by Step Solution

1. Step 1: Write the proportion equation
   13,907.49 : 19,189.46 = 7,941.10 : x
2. Step 2: Convert to fraction form
   13,907.49/19,189.46 = 7,941.10/x
3. Step 3: Cross multiply
   13,907.49x = 19,189.46 × 7,941.10
4. Step 4: Simplify right side
   13,907.49x = 152,385,420.81
5. Step 5: Solve for x
   x = 152,385,420.81/13,907.49
6. Step 6: Final answer
   x = 10,957.08