Finding the Fourth Proportional to 532,047.58, 734,222.72 and 290,329.42

Step by Step Solution

1. Step 1: Write the proportion equation
   532,047.58 : 734,222.72 = 290,329.42 : x
2. Step 2: Convert to fraction form
   532,047.58/734,222.72 = 290,329.42/x
3. Step 3: Cross multiply
   532,047.58x = 734,222.72 × 290,329.42
4. Step 4: Simplify right side
   532,047.58x = 213,166,456,448.42
5. Step 5: Solve for x
   x = 213,166,456,448.42/532,047.58
6. Step 6: Final answer
   x = 400,653.00