Finding the Fourth Proportional to 8,978,930.90, 13,470,386.52 and 2,588,684.58

Step by Step Solution

1. Step 1: Write the proportion equation
   8,978,930.90 : 13,470,386.52 = 2,588,684.58 : x
2. Step 2: Convert to fraction form
   8,978,930.90/13,470,386.52 = 2,588,684.58/x
3. Step 3: Cross multiply
   8,978,930.90x = 13,470,386.52 × 2,588,684.58
4. Step 4: Simplify right side
   8,978,930.90x = 34,870,581,870,963.86
5. Step 5: Solve for x
   x = 34,870,581,870,963.86/8,978,930.90
6. Step 6: Final answer
   x = 3,883,600.65