Finding the Fourth Proportional to 8,721,443.68, 13,084,134.42 and 2,885,615.58

Step by Step Solution

1. Step 1: Write the proportion equation
   8,721,443.68 : 13,084,134.42 = 2,885,615.58 : x
2. Step 2: Convert to fraction form
   8,721,443.68/13,084,134.42 = 2,885,615.58/x
3. Step 3: Cross multiply
   8,721,443.68x = 13,084,134.42 × 2,885,615.58
4. Step 4: Simplify right side
   8,721,443.68x = 37,755,782,133,166.27
5. Step 5: Solve for x
   x = 37,755,782,133,166.27/8,721,443.68
6. Step 6: Final answer
   x = 4,329,074.81