Finding the Fourth Proportional to 835,199.30, 1,152,578.06 and 453,225.98

Step by Step Solution

1. Step 1: Write the proportion equation
   835,199.30 : 1,152,578.06 = 453,225.98 : x
2. Step 2: Convert to fraction form
   835,199.30/1,152,578.06 = 453,225.98/x
3. Step 3: Cross multiply
   835,199.30x = 1,152,578.06 × 453,225.98
4. Step 4: Simplify right side
   835,199.30x = 522,378,323,084.91
5. Step 5: Solve for x
   x = 522,378,323,084.91/835,199.30
6. Step 6: Final answer
   x = 625,453.50