Finding the Fourth Proportional to 13,899.98, 19,182.06 and 7,612.94

Step by Step Solution

1. Step 1: Write the proportion equation
   13,899.98 : 19,182.06 = 7,612.94 : x
2. Step 2: Convert to fraction form
   13,899.98/19,182.06 = 7,612.94/x
3. Step 3: Cross multiply
   13,899.98x = 19,182.06 × 7,612.94
4. Step 4: Simplify right side
   13,899.98x = 146,031,871.86
5. Step 5: Solve for x
   x = 146,031,871.86/13,899.98
6. Step 6: Final answer
   x = 10,505.91