Finding the Fourth Proportional to 787,410.36, 1,181,303.69 and 254,931.98

Step by Step Solution

1. Step 1: Write the proportion equation
   787,410.36 : 1,181,303.69 = 254,931.98 : x
2. Step 2: Convert to fraction form
   787,410.36/1,181,303.69 = 254,931.98/x
3. Step 3: Cross multiply
   787,410.36x = 1,181,303.69 × 254,931.98
4. Step 4: Simplify right side
   787,410.36x = 301,152,081,491.83
5. Step 5: Solve for x
   x = 301,152,081,491.83/787,410.36
6. Step 6: Final answer
   x = 382,458.88