Finding the Fourth Proportional to 931,016.72, 1,397,137.44 and 510,587.84

Step by Step Solution

1. Step 1: Write the proportion equation
   931,016.72 : 1,397,137.44 = 510,587.84 : x
2. Step 2: Convert to fraction form
   931,016.72/1,397,137.44 = 510,587.84/x
3. Step 3: Cross multiply
   931,016.72x = 1,397,137.44 × 510,587.84
4. Step 4: Simplify right side
   931,016.72x = 713,361,387,672.73
5. Step 5: Solve for x
   x = 713,361,387,672.73/931,016.72
6. Step 6: Final answer
   x = 766,217.59