Finding the Fourth Proportional to 6,409,780.61, 8,845,499.27 and 3,509,355.65

Step by Step Solution

1. Step 1: Write the proportion equation
   6,409,780.61 : 8,845,499.27 = 3,509,355.65 : x
2. Step 2: Convert to fraction form
   6,409,780.61/8,845,499.27 = 3,509,355.65/x
3. Step 3: Cross multiply
   6,409,780.61x = 8,845,499.27 × 3,509,355.65
4. Step 4: Simplify right side
   6,409,780.61x = 31,042,002,804,791.27
5. Step 5: Solve for x
   x = 31,042,002,804,791.27/6,409,780.61
6. Step 6: Final answer
   x = 4,842,911.91