Finding the Fourth Proportional to 2,397,279.33, 3,308,346.05 and 1,378,684.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,397,279.33 : 3,308,346.05 = 1,378,684.89 : x
2. Step 2: Convert to fraction form
   2,397,279.33/3,308,346.05 = 1,378,684.89/x
3. Step 3: Cross multiply
   2,397,279.33x = 3,308,346.05 × 1,378,684.89
4. Step 4: Simplify right side
   2,397,279.33x = 4,561,166,703,132.76
5. Step 5: Solve for x
   x = 4,561,166,703,132.76/2,397,279.33
6. Step 6: Final answer
   x = 1,902,642.99