Finding the Fourth Proportional to 954,111.96, 1,316,664.72 and 524,383.20

Step by Step Solution

1. Step 1: Write the proportion equation
   954,111.96 : 1,316,664.72 = 524,383.20 : x
2. Step 2: Convert to fraction form
   954,111.96/1,316,664.72 = 524,383.20/x
3. Step 3: Cross multiply
   954,111.96x = 1,316,664.72 × 524,383.20
4. Step 4: Simplify right side
   954,111.96x = 690,436,859,200.70
5. Step 5: Solve for x
   x = 690,436,859,200.70/954,111.96
6. Step 6: Final answer
   x = 723,643.44