Finding the Fourth Proportional to 2,355,440.56, 3,525,776.88 and 1,621,682.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,355,440.56 : 3,525,776.88 = 1,621,682.92 : x
2. Step 2: Convert to fraction form
   2,355,440.56/3,525,776.88 = 1,621,682.92/x
3. Step 3: Cross multiply
   2,355,440.56x = 3,525,776.88 × 1,621,682.92
4. Step 4: Simplify right side
   2,355,440.56x = 5,717,692,146,026.89
5. Step 5: Solve for x
   x = 5,717,692,146,026.89/2,355,440.56
6. Step 6: Final answer
   x = 2,427,440.64