Finding the Fourth Proportional to 2,810,796.26, 3,878,900.04 and 1,521,636.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,810,796.26 : 3,878,900.04 = 1,521,636.57 : x
2. Step 2: Convert to fraction form
   2,810,796.26/3,878,900.04 = 1,521,636.57/x
3. Step 3: Cross multiply
   2,810,796.26x = 3,878,900.04 × 1,521,636.57
4. Step 4: Simplify right side
   2,810,796.26x = 5,902,276,152,238.46
5. Step 5: Solve for x
   x = 5,902,276,152,238.46/2,810,796.26
6. Step 6: Final answer
   x = 2,099,859.12