Finding the Fourth Proportional to 1,152,052.29, 1,727,926.72 and 342,419.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,152,052.29 : 1,727,926.72 = 342,419.42 : x
2. Step 2: Convert to fraction form
   1,152,052.29/1,727,926.72 = 342,419.42/x
3. Step 3: Cross multiply
   1,152,052.29x = 1,727,926.72 × 342,419.42
4. Step 4: Simplify right side
   1,152,052.29x = 591,675,668,728.67
5. Step 5: Solve for x
   x = 591,675,668,728.67/1,152,052.29
6. Step 6: Final answer
   x = 513,584.04