Finding the Fourth Proportional to 897,076.84, 1,345,385.98 and 265,843.24

Step by Step Solution

1. Step 1: Write the proportion equation
   897,076.84 : 1,345,385.98 = 265,843.24 : x
2. Step 2: Convert to fraction form
   897,076.84/1,345,385.98 = 265,843.24/x
3. Step 3: Cross multiply
   897,076.84x = 1,345,385.98 × 265,843.24
4. Step 4: Simplify right side
   897,076.84x = 357,661,767,973.78
5. Step 5: Solve for x
   x = 357,661,767,973.78/897,076.84
6. Step 6: Final answer
   x = 398,696.91