Finding the Fourth Proportional to 2,045,401.52, 2,822,750.76 and 1,139,990

Step by Step Solution

1. Step 1: Write the proportion equation
   2,045,401.52 : 2,822,750.76 = 1,139,990 : x
2. Step 2: Convert to fraction form
   2,045,401.52/2,822,750.76 = 1,139,990/x
3. Step 3: Cross multiply
   2,045,401.52x = 2,822,750.76 × 1,139,990
4. Step 4: Simplify right side
   2,045,401.52x = 3,217,907,638,892.40
5. Step 5: Solve for x
   x = 3,217,907,638,892.40/2,045,401.52
6. Step 6: Final answer
   x = 1,573,240.07