Finding the Fourth Proportional to 2,118,989.98, 2,924,171.72 and 1,152,144.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,118,989.98 : 2,924,171.72 = 1,152,144.62 : x
2. Step 2: Convert to fraction form
   2,118,989.98/2,924,171.72 = 1,152,144.62/x
3. Step 3: Cross multiply
   2,118,989.98x = 2,924,171.72 × 1,152,144.62
4. Step 4: Simplify right side
   2,118,989.98x = 3,369,068,699,093.11
5. Step 5: Solve for x
   x = 3,369,068,699,093.11/2,118,989.98
6. Step 6: Final answer
   x = 1,589,940.84