Finding the Fourth Proportional to 1,562,557.72, 2,355,548.28 and 1,458,397.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,562,557.72 : 2,355,548.28 = 1,458,397.37 : x
2. Step 2: Convert to fraction form
   1,562,557.72/2,355,548.28 = 1,458,397.37/x
3. Step 3: Cross multiply
   1,562,557.72x = 2,355,548.28 × 1,458,397.37
4. Step 4: Simplify right side
   1,562,557.72x = 3,435,325,416,460.02
5. Step 5: Solve for x
   x = 3,435,325,416,460.02/1,562,557.72
6. Step 6: Final answer
   x = 2,198,527.05