Finding the Fourth Proportional to 3,730.02, 5,181.17 and 3,670.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,730.02 : 5,181.17 = 3,670.50 : x
2. Step 2: Convert to fraction form
   3,730.02/5,181.17 = 3,670.50/x
3. Step 3: Cross multiply
   3,730.02x = 5,181.17 × 3,670.50
4. Step 4: Simplify right side
   3,730.02x = 19,017,466.13
5. Step 5: Solve for x
   x = 19,017,466.13/3,730.02
6. Step 6: Final answer
   x = 5,098.49