Finding the Fourth Proportional to 2,427,443.76, 3,347,978.88 and 1,556,361.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,427,443.76 : 3,347,978.88 = 1,556,361.72 : x
2. Step 2: Convert to fraction form
   2,427,443.76/3,347,978.88 = 1,556,361.72/x
3. Step 3: Cross multiply
   2,427,443.76x = 3,347,978.88 × 1,556,361.72
4. Step 4: Simplify right side
   2,427,443.76x = 5,210,666,168,200.47
5. Step 5: Solve for x
   x = 5,210,666,168,200.47/2,427,443.76
6. Step 6: Final answer
   x = 2,146,565.15