Finding the Fourth Proportional to 1,072,436.64, 1,608,852.72 and 352,818.84

Step by Step Solution

1. Step 1: Write the proportion equation
   1,072,436.64 : 1,608,852.72 = 352,818.84 : x
2. Step 2: Convert to fraction form
   1,072,436.64/1,608,852.72 = 352,818.84/x
3. Step 3: Cross multiply
   1,072,436.64x = 1,608,852.72 × 352,818.84
4. Step 4: Simplify right side
   1,072,436.64x = 567,633,550,401.25
5. Step 5: Solve for x
   x = 567,633,550,401.25/1,072,436.64
6. Step 6: Final answer
   x = 529,293.32