Finding the Fourth Proportional to 837,429.84, 1,155,619.98 and 455,456.52

Step by Step Solution

1. Step 1: Write the proportion equation
   837,429.84 : 1,155,619.98 = 455,456.52 : x
2. Step 2: Convert to fraction form
   837,429.84/1,155,619.98 = 455,456.52/x
3. Step 3: Cross multiply
   837,429.84x = 1,155,619.98 × 455,456.52
4. Step 4: Simplify right side
   837,429.84x = 526,334,654,533.27
5. Step 5: Solve for x
   x = 526,334,654,533.27/837,429.84
6. Step 6: Final answer
   x = 628,511.94