Finding the Fourth Proportional to 931,040.22, 1,397,172.69 and 510,611.34

Step by Step Solution

1. Step 1: Write the proportion equation
   931,040.22 : 1,397,172.69 = 510,611.34 : x
2. Step 2: Convert to fraction form
   931,040.22/1,397,172.69 = 510,611.34/x
3. Step 3: Cross multiply
   931,040.22x = 1,397,172.69 × 510,611.34
4. Step 4: Simplify right side
   931,040.22x = 713,412,219,452.31
5. Step 5: Solve for x
   x = 713,412,219,452.31/931,040.22
6. Step 6: Final answer
   x = 766,252.85