Finding the Fourth Proportional to 1,510,185.32, 2,083,586.34 and 856,703.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,510,185.32 : 2,083,586.34 = 856,703.72 : x
2. Step 2: Convert to fraction form
   1,510,185.32/2,083,586.34 = 856,703.72/x
3. Step 3: Cross multiply
   1,510,185.32x = 2,083,586.34 × 856,703.72
4. Step 4: Simplify right side
   1,510,185.32x = 1,785,016,168,419.18
5. Step 5: Solve for x
   x = 1,785,016,168,419.18/1,510,185.32
6. Step 6: Final answer
   x = 1,181,984.85