Finding the Fourth Proportional to 735,870.15, 1,015,509.96 and 445,477.86

Step by Step Solution

1. Step 1: Write the proportion equation
   735,870.15 : 1,015,509.96 = 445,477.86 : x
2. Step 2: Convert to fraction form
   735,870.15/1,015,509.96 = 445,477.86/x
3. Step 3: Cross multiply
   735,870.15x = 1,015,509.96 × 445,477.86
4. Step 4: Simplify right side
   735,870.15x = 452,387,203,789.49
5. Step 5: Solve for x
   x = 452,387,203,789.49/735,870.15
6. Step 6: Final answer
   x = 614,764.99