Finding the Fourth Proportional to 13,900.06, 19,177.33 and 7,927.42

Step by Step Solution

1. Step 1: Write the proportion equation
   13,900.06 : 19,177.33 = 7,927.42 : x
2. Step 2: Convert to fraction form
   13,900.06/19,177.33 = 7,927.42/x
3. Step 3: Cross multiply
   13,900.06x = 19,177.33 × 7,927.42
4. Step 4: Simplify right side
   13,900.06x = 152,026,754.74
5. Step 5: Solve for x
   x = 152,026,754.74/13,900.06
6. Step 6: Final answer
   x = 10,937.13