Finding the Fourth Proportional to 10,384.79, 15,577.52 and 2,989.62

Step by Step Solution

1. Step 1: Write the proportion equation
   10,384.79 : 15,577.52 = 2,989.62 : x
2. Step 2: Convert to fraction form
   10,384.79/15,577.52 = 2,989.62/x
3. Step 3: Cross multiply
   10,384.79x = 15,577.52 × 2,989.62
4. Step 4: Simplify right side
   10,384.79x = 46,570,850.39
5. Step 5: Solve for x
   x = 46,570,850.39/10,384.79
6. Step 6: Final answer
   x = 4,484.53