Finding the Fourth Proportional to 848,570.78, 1,171,069.72 and 526,384.68

Step by Step Solution

1. Step 1: Write the proportion equation
   848,570.78 : 1,171,069.72 = 526,384.68 : x
2. Step 2: Convert to fraction form
   848,570.78/1,171,069.72 = 526,384.68/x
3. Step 3: Cross multiply
   848,570.78x = 1,171,069.72 × 526,384.68
4. Step 4: Simplify right side
   848,570.78x = 616,433,154,112.42
5. Step 5: Solve for x
   x = 616,433,154,112.42/848,570.78
6. Step 6: Final answer
   x = 726,436.93