Finding the Fourth Proportional to 835,030.62, 1,152,340.83 and 453,057.30

Step by Step Solution

1. Step 1: Write the proportion equation
   835,030.62 : 1,152,340.83 = 453,057.30 : x
2. Step 2: Convert to fraction form
   835,030.62/1,152,340.83 = 453,057.30/x
3. Step 3: Cross multiply
   835,030.62x = 1,152,340.83 × 453,057.30
4. Step 4: Simplify right side
   835,030.62x = 522,076,425,119.56
5. Step 5: Solve for x
   x = 522,076,425,119.56/835,030.62
6. Step 6: Final answer
   x = 625,218.30