Finding the Fourth Proportional to 2,810,756.81, 3,878,843.58 and 1,521,596.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,810,756.81 : 3,878,843.58 = 1,521,596.25 : x
2. Step 2: Convert to fraction form
   2,810,756.81/3,878,843.58 = 1,521,596.25/x
3. Step 3: Cross multiply
   2,810,756.81x = 3,878,843.58 × 1,521,596.25
4. Step 4: Simplify right side
   2,810,756.81x = 5,902,033,845,664.58
5. Step 5: Solve for x
   x = 5,902,033,845,664.58/2,810,756.81
6. Step 6: Final answer
   x = 2,099,802.38