Finding the Fourth Proportional to 14,071.54, 19,418.50 and 7,697.98

Step by Step Solution

1. Step 1: Write the proportion equation
   14,071.54 : 19,418.50 = 7,697.98 : x
2. Step 2: Convert to fraction form
   14,071.54/19,418.50 = 7,697.98/x
3. Step 3: Cross multiply
   14,071.54x = 19,418.50 × 7,697.98
4. Step 4: Simplify right side
   14,071.54x = 149,483,224.63
5. Step 5: Solve for x
   x = 149,483,224.63/14,071.54
6. Step 6: Final answer
   x = 10,623.09