Finding the Fourth Proportional to 2,355,443.56, 3,525,781.38 and 1,621,685.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,355,443.56 : 3,525,781.38 = 1,621,685.92 : x
2. Step 2: Convert to fraction form
   2,355,443.56/3,525,781.38 = 1,621,685.92/x
3. Step 3: Cross multiply
   2,355,443.56x = 3,525,781.38 × 1,621,685.92
4. Step 4: Simplify right side
   2,355,443.56x = 5,717,710,020,944.17
5. Step 5: Solve for x
   x = 5,717,710,020,944.17/2,355,443.56
6. Step 6: Final answer
   x = 2,427,445.14