Finding the Fourth Proportional to 766,093.87, 1,147,587.72 and 355,186

Step by Step Solution

1. Step 1: Write the proportion equation
   766,093.87 : 1,147,587.72 = 355,186 : x
2. Step 2: Convert to fraction form
   766,093.87/1,147,587.72 = 355,186/x
3. Step 3: Cross multiply
   766,093.87x = 1,147,587.72 × 355,186
4. Step 4: Simplify right side
   766,093.87x = 407,607,091,915.92
5. Step 5: Solve for x
   x = 407,607,091,915.92/766,093.87
6. Step 6: Final answer
   x = 532,058.94