Finding the Fourth Proportional to 2,810,758.89, 3,878,815.10 and 1,521,570.99

Step by Step Solution

1. Step 1: Write the proportion equation
   2,810,758.89 : 3,878,815.10 = 1,521,570.99 : x
2. Step 2: Convert to fraction form
   2,810,758.89/3,878,815.10 = 1,521,570.99/x
3. Step 3: Cross multiply
   2,810,758.89x = 3,878,815.10 × 1,521,570.99
4. Step 4: Simplify right side
   2,810,758.89x = 5,901,892,524,126.10
5. Step 5: Solve for x
   x = 5,901,892,524,126.10/2,810,758.89
6. Step 6: Final answer
   x = 2,099,750.55