Finding the Fourth Proportional to 3,563,499.72, 4,921,689.24 and 2,415,587.16

Step by Step Solution

1. Step 1: Write the proportion equation
   3,563,499.72 : 4,921,689.24 = 2,415,587.16 : x
2. Step 2: Convert to fraction form
   3,563,499.72/4,921,689.24 = 2,415,587.16/x
3. Step 3: Cross multiply
   3,563,499.72x = 4,921,689.24 × 2,415,587.16
4. Step 4: Simplify right side
   3,563,499.72x = 11,888,769,333,072.09
5. Step 5: Solve for x
   x = 11,888,769,333,072.09/3,563,499.72
6. Step 6: Final answer
   x = 3,336,262.17