Finding the Fourth Proportional to 1,400,608.88, 1,932,814.00 and 856,704.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,400,608.88 : 1,932,814.00 = 856,704.72 : x
2. Step 2: Convert to fraction form
   1,400,608.88/1,932,814.00 = 856,704.72/x
3. Step 3: Cross multiply
   1,400,608.88x = 1,932,814.00 × 856,704.72
4. Step 4: Simplify right side
   1,400,608.88x = 1,655,850,874,540.32
5. Step 5: Solve for x
   x = 1,655,850,874,540.32/1,400,608.88
6. Step 6: Final answer
   x = 1,182,236.45