Finding the Fourth Proportional to 2,379,109.12, 3,569,362.56 and 958,434.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,379,109.12 : 3,569,362.56 = 958,434.56 : x
2. Step 2: Convert to fraction form
   2,379,109.12/3,569,362.56 = 958,434.56/x
3. Step 3: Cross multiply
   2,379,109.12x = 3,569,362.56 × 958,434.56
4. Step 4: Simplify right side
   2,379,109.12x = 3,421,000,434,674.07
5. Step 5: Solve for x
   x = 3,421,000,434,674.07/2,379,109.12
6. Step 6: Final answer
   x = 1,437,933.39