Finding the Fourth Proportional to 2,118,989.60, 2,924,171.21 and 1,152,144.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,118,989.60 : 2,924,171.21 = 1,152,144.24 : x
2. Step 2: Convert to fraction form
   2,118,989.60/2,924,171.21 = 1,152,144.24/x
3. Step 3: Cross multiply
   2,118,989.60x = 2,924,171.21 × 1,152,144.24
4. Step 4: Simplify right side
   2,118,989.60x = 3,369,067,010,614.61
5. Step 5: Solve for x
   x = 3,369,067,010,614.61/2,118,989.60
6. Step 6: Final answer
   x = 1,589,940.33