Finding the Fourth Proportional to 2,994.86, 4,492.61 and 1,147.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,994.86 : 4,492.61 = 1,147.56 : x
2. Step 2: Convert to fraction form
   2,994.86/4,492.61 = 1,147.56/x
3. Step 3: Cross multiply
   2,994.86x = 4,492.61 × 1,147.56
4. Step 4: Simplify right side
   2,994.86x = 5,155,539.53
5. Step 5: Solve for x
   x = 5,155,539.53/2,994.86
6. Step 6: Final answer
   x = 1,721.46