Finding the Fourth Proportional to 807,158.56, 1,113,878.76 and 467,823.64

Step by Step Solution

1. Step 1: Write the proportion equation
   807,158.56 : 1,113,878.76 = 467,823.64 : x
2. Step 2: Convert to fraction form
   807,158.56/1,113,878.76 = 467,823.64/x
3. Step 3: Cross multiply
   807,158.56x = 1,113,878.76 × 467,823.64
4. Step 4: Simplify right side
   807,158.56x = 521,098,816,021.89
5. Step 5: Solve for x
   x = 521,098,816,021.89/807,158.56
6. Step 6: Final answer
   x = 645,596.59