Finding the Fourth Proportional to 953,410.59, 1,315,729.33 and 523,699.72

Step by Step Solution

1. Step 1: Write the proportion equation
   953,410.59 : 1,315,729.33 = 523,699.72 : x
2. Step 2: Convert to fraction form
   953,410.59/1,315,729.33 = 523,699.72/x
3. Step 3: Cross multiply
   953,410.59x = 1,315,729.33 × 523,699.72
4. Step 4: Simplify right side
   953,410.59x = 689,047,077,118.22
5. Step 5: Solve for x
   x = 689,047,077,118.22/953,410.59
6. Step 6: Final answer
   x = 722,718.09