Finding the Fourth Proportional to 10,355.04, 14,290.20 and 5,877.96

Step by Step Solution

1. Step 1: Write the proportion equation
   10,355.04 : 14,290.20 = 5,877.96 : x
2. Step 2: Convert to fraction form
   10,355.04/14,290.20 = 5,877.96/x
3. Step 3: Cross multiply
   10,355.04x = 14,290.20 × 5,877.96
4. Step 4: Simplify right side
   10,355.04x = 83,997,223.99
5. Step 5: Solve for x
   x = 83,997,223.99/10,355.04
6. Step 6: Final answer
   x = 8,111.72