Finding the Fourth Proportional to 2,810,789.35, 3,878,890.50 and 1,521,629.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,810,789.35 : 3,878,890.50 = 1,521,629.71 : x
2. Step 2: Convert to fraction form
   2,810,789.35/3,878,890.50 = 1,521,629.71/x
3. Step 3: Cross multiply
   2,810,789.35x = 3,878,890.50 × 1,521,629.71
4. Step 4: Simplify right side
   2,810,789.35x = 5,902,235,026,636.76
5. Step 5: Solve for x
   x = 5,902,235,026,636.76/2,810,789.35
6. Step 6: Final answer
   x = 2,099,849.65