Finding the Fourth Proportional to 10,368.78, 14,308.56 and 5,892.45

Step by Step Solution

1. Step 1: Write the proportion equation
   10,368.78 : 14,308.56 = 5,892.45 : x
2. Step 2: Convert to fraction form
   10,368.78/14,308.56 = 5,892.45/x
3. Step 3: Cross multiply
   10,368.78x = 14,308.56 × 5,892.45
4. Step 4: Simplify right side
   10,368.78x = 84,312,474.37
5. Step 5: Solve for x
   x = 84,312,474.37/10,368.78
6. Step 6: Final answer
   x = 8,131.38