Finding the Fourth Proportional to 14,271.30, 21,410.19 and 7,697.34

Step by Step Solution

1. Step 1: Write the proportion equation
   14,271.30 : 21,410.19 = 7,697.34 : x
2. Step 2: Convert to fraction form
   14,271.30/21,410.19 = 7,697.34/x
3. Step 3: Cross multiply
   14,271.30x = 21,410.19 × 7,697.34
4. Step 4: Simplify right side
   14,271.30x = 164,801,511.89
5. Step 5: Solve for x
   x = 164,801,511.89/14,271.30
6. Step 6: Final answer
   x = 11,547.76