Finding the Fourth Proportional to 829,379.86, 1,244,061.59 and 379,973.23

Step by Step Solution

1. Step 1: Write the proportion equation
   829,379.86 : 1,244,061.59 = 379,973.23 : x
2. Step 2: Convert to fraction form
   829,379.86/1,244,061.59 = 379,973.23/x
3. Step 3: Cross multiply
   829,379.86x = 1,244,061.59 × 379,973.23
4. Step 4: Simplify right side
   829,379.86x = 472,710,095,661.22
5. Step 5: Solve for x
   x = 472,710,095,661.22/829,379.86
6. Step 6: Final answer
   x = 569,956.08