Finding the Fourth Proportional to 10,607.54, 14,638.74 and 5,892.20

Step by Step Solution

1. Step 1: Write the proportion equation
   10,607.54 : 14,638.74 = 5,892.20 : x
2. Step 2: Convert to fraction form
   10,607.54/14,638.74 = 5,892.20/x
3. Step 3: Cross multiply
   10,607.54x = 14,638.74 × 5,892.20
4. Step 4: Simplify right side
   10,607.54x = 86,254,383.83
5. Step 5: Solve for x
   x = 86,254,383.83/10,607.54
6. Step 6: Final answer
   x = 8,131.42