Finding the Fourth Proportional to 892,072.96, 1,231,061.30 and 484,174.82

Step by Step Solution

1. Step 1: Write the proportion equation
   892,072.96 : 1,231,061.30 = 484,174.82 : x
2. Step 2: Convert to fraction form
   892,072.96/1,231,061.30 = 484,174.82/x
3. Step 3: Cross multiply
   892,072.96x = 1,231,061.30 × 484,174.82
4. Step 4: Simplify right side
   892,072.96x = 596,048,881,607.66
5. Step 5: Solve for x
   x = 596,048,881,607.66/892,072.96
6. Step 6: Final answer
   x = 668,161.58