Finding the Fourth Proportional to 2,214,100.91, 3,309,020.47 and 1,616,320.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,214,100.91 : 3,309,020.47 = 1,616,320.91 : x
2. Step 2: Convert to fraction form
   2,214,100.91/3,309,020.47 = 1,616,320.91/x
3. Step 3: Cross multiply
   2,214,100.91x = 3,309,020.47 × 1,616,320.91
4. Step 4: Simplify right side
   2,214,100.91x = 5,348,438,977,279.03
5. Step 5: Solve for x
   x = 5,348,438,977,279.03/2,214,100.91
6. Step 6: Final answer
   x = 2,415,625.66