Finding the Fourth Proportional to 846,978.89, 1,168,317.74 and 502,588.35

Step by Step Solution

1. Step 1: Write the proportion equation
   846,978.89 : 1,168,317.74 = 502,588.35 : x
2. Step 2: Convert to fraction form
   846,978.89/1,168,317.74 = 502,588.35/x
3. Step 3: Cross multiply
   846,978.89x = 1,168,317.74 × 502,588.35
4. Step 4: Simplify right side
   846,978.89x = 587,182,886,478.80
5. Step 5: Solve for x
   x = 587,182,886,478.80/846,978.89
6. Step 6: Final answer
   x = 693,267.44