Finding the Fourth Proportional to 835,404.12, 1,152,826.80 and 453,422.72

Step by Step Solution

1. Step 1: Write the proportion equation
   835,404.12 : 1,152,826.80 = 453,422.72 : x
2. Step 2: Convert to fraction form
   835,404.12/1,152,826.80 = 453,422.72/x
3. Step 3: Cross multiply
   835,404.12x = 1,152,826.80 × 453,422.72
4. Step 4: Simplify right side
   835,404.12x = 522,717,863,344.90
5. Step 5: Solve for x
   x = 522,717,863,344.90/835,404.12
6. Step 6: Final answer
   x = 625,706.59