Finding the Fourth Proportional to 1,139,711.58, 1,579,994.37 and 1,079,039.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,139,711.58 : 1,579,994.37 = 1,079,039.34 : x
2. Step 2: Convert to fraction form
   1,139,711.58/1,579,994.37 = 1,079,039.34/x
3. Step 3: Cross multiply
   1,139,711.58x = 1,579,994.37 × 1,079,039.34
4. Step 4: Simplify right side
   1,139,711.58x = 1,704,876,082,208.52
5. Step 5: Solve for x
   x = 1,704,876,082,208.52/1,139,711.58
6. Step 6: Final answer
   x = 1,495,883.79