Finding the Fourth Proportional to 3,171,804.02, 4,371,055.89 and 3,113,509.94

Step by Step Solution

1. Step 1: Write the proportion equation
   3,171,804.02 : 4,371,055.89 = 3,113,509.94 : x
2. Step 2: Convert to fraction form
   3,171,804.02/4,371,055.89 = 3,113,509.94/x
3. Step 3: Cross multiply
   3,171,804.02x = 4,371,055.89 × 3,113,509.94
4. Step 4: Simplify right side
   3,171,804.02x = 13,609,325,961,810.54
5. Step 5: Solve for x
   x = 13,609,325,961,810.54/3,171,804.02
6. Step 6: Final answer
   x = 4,290,720.95