Finding the Fourth Proportional to 3,078,552, 4,248,322.56 and 1,720,436.16

Step by Step Solution

1. Step 1: Write the proportion equation
   3,078,552 : 4,248,322.56 = 1,720,436.16 : x
2. Step 2: Convert to fraction form
   3,078,552/4,248,322.56 = 1,720,436.16/x
3. Step 3: Cross multiply
   3,078,552x = 4,248,322.56 × 1,720,436.16
4. Step 4: Simplify right side
   3,078,552x = 7,308,967,751,567.77
5. Step 5: Solve for x
   x = 7,308,967,751,567.77/3,078,552
6. Step 6: Final answer
   x = 2,374,157.64