Finding the Fourth Proportional to 1,470,702.83, 2,206,181.33 and 405,744.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,470,702.83 : 2,206,181.33 = 405,744.89 : x
2. Step 2: Convert to fraction form
   1,470,702.83/2,206,181.33 = 405,744.89/x
3. Step 3: Cross multiply
   1,470,702.83x = 2,206,181.33 × 405,744.89
4. Step 4: Simplify right side
   1,470,702.83x = 895,146,788,001.27
5. Step 5: Solve for x
   x = 895,146,788,001.27/1,470,702.83
6. Step 6: Final answer
   x = 608,652.39