Finding the Fourth Proportional to 2,616,072.15, 3,610,221.56 and 1,438,717.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,616,072.15 : 3,610,221.56 = 1,438,717.56 : x
2. Step 2: Convert to fraction form
   2,616,072.15/3,610,221.56 = 1,438,717.56/x
3. Step 3: Cross multiply
   2,616,072.15x = 3,610,221.56 × 1,438,717.56
4. Step 4: Simplify right side
   2,616,072.15x = 5,194,089,146,669.01
5. Step 5: Solve for x
   x = 5,194,089,146,669.01/2,616,072.15
6. Step 6: Final answer
   x = 1,985,453.32