Finding the Fourth Proportional to 945,803.94, 1,419,462.42 and 496,789.56

Step by Step Solution

1. Step 1: Write the proportion equation
   945,803.94 : 1,419,462.42 = 496,789.56 : x
2. Step 2: Convert to fraction form
   945,803.94/1,419,462.42 = 496,789.56/x
3. Step 3: Cross multiply
   945,803.94x = 1,419,462.42 × 496,789.56
4. Step 4: Simplify right side
   945,803.94x = 705,174,111,068.34
5. Step 5: Solve for x
   x = 705,174,111,068.34/945,803.94
6. Step 6: Final answer
   x = 745,581.70