Finding the Fourth Proportional to 1,510,071.15, 2,083,942.01 and 821,787.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,510,071.15 : 2,083,942.01 = 821,787.42 : x
2. Step 2: Convert to fraction form
   1,510,071.15/2,083,942.01 = 821,787.42/x
3. Step 3: Cross multiply
   1,510,071.15x = 2,083,942.01 × 821,787.42
4. Step 4: Simplify right side
   1,510,071.15x = 1,712,557,327,827.51
5. Step 5: Solve for x
   x = 1,712,557,327,827.51/1,510,071.15
6. Step 6: Final answer
   x = 1,134,090.49