Finding the Fourth Proportional to 2,379,834.90, 3,284,211.69 and 1,292,106.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,379,834.90 : 3,284,211.69 = 1,292,106.42 : x
2. Step 2: Convert to fraction form
   2,379,834.90/3,284,211.69 = 1,292,106.42/x
3. Step 3: Cross multiply
   2,379,834.90x = 3,284,211.69 × 1,292,106.42
4. Step 4: Simplify right side
   2,379,834.90x = 4,243,551,009,288.05
5. Step 5: Solve for x
   x = 4,243,551,009,288.05/2,379,834.90
6. Step 6: Final answer
   x = 1,783,128.32