Finding the Fourth Proportional to 12,562,287.37, 18,833,132.81 and 4,470,655.28

Step by Step Solution

1. Step 1: Write the proportion equation
   12,562,287.37 : 18,833,132.81 = 4,470,655.28 : x
2. Step 2: Convert to fraction form
   12,562,287.37/18,833,132.81 = 4,470,655.28/x
3. Step 3: Cross multiply
   12,562,287.37x = 18,833,132.81 × 4,470,655.28
4. Step 4: Simplify right side
   12,562,287.37x = 84,196,444,552,978.72
5. Step 5: Solve for x
   x = 84,196,444,552,978.72/12,562,287.37
6. Step 6: Final answer
   x = 6,702,317.98