Finding the Fourth Proportional to 1,354,300.56, 1,868,922.83 and 742,442.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,354,300.56 : 1,868,922.83 = 742,442.20 : x
2. Step 2: Convert to fraction form
   1,354,300.56/1,868,922.83 = 742,442.20/x
3. Step 3: Cross multiply
   1,354,300.56x = 1,868,922.83 × 742,442.20
4. Step 4: Simplify right side
   1,354,300.56x = 1,387,567,174,719.22
5. Step 5: Solve for x
   x = 1,387,567,174,719.22/1,354,300.56
6. Step 6: Final answer
   x = 1,024,563.69