Finding the Fourth Proportional to 2,041,423.20, 2,817,141.60 and 1,123,632.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,041,423.20 : 2,817,141.60 = 1,123,632.72 : x
2. Step 2: Convert to fraction form
   2,041,423.20/2,817,141.60 = 1,123,632.72/x
3. Step 3: Cross multiply
   2,041,423.20x = 2,817,141.60 × 1,123,632.72
4. Step 4: Simplify right side
   2,041,423.20x = 3,165,432,478,633.15
5. Step 5: Solve for x
   x = 3,165,432,478,633.15/2,041,423.20
6. Step 6: Final answer
   x = 1,550,600.82