Finding the Fourth Proportional to 1,323,499.64, 1,826,618.84 and 742,784.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,323,499.64 : 1,826,618.84 = 742,784.72 : x
2. Step 2: Convert to fraction form
   1,323,499.64/1,826,618.84 = 742,784.72/x
3. Step 3: Cross multiply
   1,323,499.64x = 1,826,618.84 × 742,784.72
4. Step 4: Simplify right side
   1,323,499.64x = 1,356,784,563,616.12
5. Step 5: Solve for x
   x = 1,356,784,563,616.12/1,323,499.64
6. Step 6: Final answer
   x = 1,025,149.17