Finding the Fourth Proportional to 1,061,879.93, 1,591,977.89 and 556,343.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061,879.93 : 1,591,977.89 = 556,343.94 : x
2. Step 2: Convert to fraction form
   1,061,879.93/1,591,977.89 = 556,343.94/x
3. Step 3: Cross multiply
   1,061,879.93x = 1,591,977.89 × 556,343.94
4. Step 4: Simplify right side
   1,061,879.93x = 885,687,251,715.49
5. Step 5: Solve for x
   x = 885,687,251,715.49/1,061,879.93
6. Step 6: Final answer
   x = 834,074.77