Finding the Fourth Proportional to 2,405,467.72, 3,319,535.69 and 1,317,737.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,405,467.72 : 3,319,535.69 = 1,317,737.76 : x
2. Step 2: Convert to fraction form
   2,405,467.72/3,319,535.69 = 1,317,737.76/x
3. Step 3: Cross multiply
   2,405,467.72x = 3,319,535.69 × 1,317,737.76
4. Step 4: Simplify right side
   2,405,467.72x = 4,374,277,501,194.29
5. Step 5: Solve for x
   x = 4,374,277,501,194.29/2,405,467.72
6. Step 6: Final answer
   x = 1,818,472.75