Finding the Fourth Proportional to 606,826,059.50, 837,422,182.59 and 328,367,585.90

Step by Step Solution

1. Step 1: Write the proportion equation
   606,826,059.50 : 837,422,182.59 = 328,367,585.90 : x
2. Step 2: Convert to fraction form
   606,826,059.50/837,422,182.59 = 328,367,585.90/x
3. Step 3: Cross multiply
   606,826,059.50x = 837,422,182.59 × 328,367,585.90
4. Step 4: Simplify right side
   606,826,059.50x = 274,982,300,476,187,296
5. Step 5: Solve for x
   x = 274,982,300,476,187,296/606,826,059.50
6. Step 6: Final answer
   x = 453,148,470.09