Finding the Fourth Proportional to 10,705.89, 14,774.46 and 5,990.19

Step by Step Solution

1. Step 1: Write the proportion equation
   10,705.89 : 14,774.46 = 5,990.19 : x
2. Step 2: Convert to fraction form
   10,705.89/14,774.46 = 5,990.19/x
3. Step 3: Cross multiply
   10,705.89x = 14,774.46 × 5,990.19
4. Step 4: Simplify right side
   10,705.89x = 88,501,822.55
5. Step 5: Solve for x
   x = 88,501,822.55/10,705.89
6. Step 6: Final answer
   x = 8,266.65