Finding the Fourth Proportional to 2,043,440.72, 2,820,035.67 and 1,138,022.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,043,440.72 : 2,820,035.67 = 1,138,022.72 : x
2. Step 2: Convert to fraction form
   2,043,440.72/2,820,035.67 = 1,138,022.72/x
3. Step 3: Cross multiply
   2,043,440.72x = 2,820,035.67 × 1,138,022.72
4. Step 4: Simplify right side
   2,043,440.72x = 3,209,264,662,279.17
5. Step 5: Solve for x
   x = 3,209,264,662,279.17/2,043,440.72
6. Step 6: Final answer
   x = 1,570,520.07