Finding the Fourth Proportional to 9,968.76, 13,757.12 and 5,492.70

Step by Step Solution

1. Step 1: Write the proportion equation
   9,968.76 : 13,757.12 = 5,492.70 : x
2. Step 2: Convert to fraction form
   9,968.76/13,757.12 = 5,492.70/x
3. Step 3: Cross multiply
   9,968.76x = 13,757.12 × 5,492.70
4. Step 4: Simplify right side
   9,968.76x = 75,563,705.56
5. Step 5: Solve for x
   x = 75,563,705.56/9,968.76
6. Step 6: Final answer
   x = 7,580.05