Finding the Fourth Proportional to 2,804,188.31, 3,869,781.83 and 1,515,028.35

Step by Step Solution

1. Step 1: Write the proportion equation
   2,804,188.31 : 3,869,781.83 = 1,515,028.35 : x
2. Step 2: Convert to fraction form
   2,804,188.31/3,869,781.83 = 1,515,028.35/x
3. Step 3: Cross multiply
   2,804,188.31x = 3,869,781.83 × 1,515,028.35
4. Step 4: Simplify right side
   2,804,188.31x = 5,862,829,201,904.81
5. Step 5: Solve for x
   x = 5,862,829,201,904.81/2,804,188.31
6. Step 6: Final answer
   x = 2,090,740.19