Finding the Fourth Proportional to 12,338,980.44, 18,496,389.81 and 5,152,569.51

Step by Step Solution

1. Step 1: Write the proportion equation
   12,338,980.44 : 18,496,389.81 = 5,152,569.51 : x
2. Step 2: Convert to fraction form
   12,338,980.44/18,496,389.81 = 5,152,569.51/x
3. Step 3: Cross multiply
   12,338,980.44x = 18,496,389.81 × 5,152,569.51
4. Step 4: Simplify right side
   12,338,980.44x = 95,303,934,180,080.69
5. Step 5: Solve for x
   x = 95,303,934,180,080.69/12,338,980.44
6. Step 6: Final answer
   x = 7,723,809.49