Finding the Fourth Proportional to 532,439.83, 734,796.72 and 290,744.83

Step by Step Solution

1. Step 1: Write the proportion equation
   532,439.83 : 734,796.72 = 290,744.83 : x
2. Step 2: Convert to fraction form
   532,439.83/734,796.72 = 290,744.83/x
3. Step 3: Cross multiply
   532,439.83x = 734,796.72 × 290,744.83
4. Step 4: Simplify right side
   532,439.83x = 213,638,347,440.96
5. Step 5: Solve for x
   x = 213,638,347,440.96/532,439.83
6. Step 6: Final answer
   x = 401,244.11