Finding the Fourth Proportional to 1,256,533.31, 1,884,488.57 and 357,982.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,256,533.31 : 1,884,488.57 = 357,982.83 : x
2. Step 2: Convert to fraction form
   1,256,533.31/1,884,488.57 = 357,982.83/x
3. Step 3: Cross multiply
   1,256,533.31x = 1,884,488.57 × 357,982.83
4. Step 4: Simplify right side
   1,256,533.31x = 674,614,550,943.78
5. Step 5: Solve for x
   x = 674,614,550,943.78/1,256,533.31
6. Step 6: Final answer
   x = 536,885.53