Finding the Fourth Proportional to 3,492.45, 4,817.16 and 2,164.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,492.45 : 4,817.16 = 2,164.50 : x
2. Step 2: Convert to fraction form
   3,492.45/4,817.16 = 2,164.50/x
3. Step 3: Cross multiply
   3,492.45x = 4,817.16 × 2,164.50
4. Step 4: Simplify right side
   3,492.45x = 10,426,742.82
5. Step 5: Solve for x
   x = 10,426,742.82/3,492.45
6. Step 6: Final answer
   x = 2,985.51