Finding the Fourth Proportional to 3,838,411.59, 5,757,221.77 and 1,279,350.03

Step by Step Solution

1. Step 1: Write the proportion equation
   3,838,411.59 : 5,757,221.77 = 1,279,350.03 : x
2. Step 2: Convert to fraction form
   3,838,411.59/5,757,221.77 = 1,279,350.03/x
3. Step 3: Cross multiply
   3,838,411.59x = 5,757,221.77 × 1,279,350.03
4. Step 4: Simplify right side
   3,838,411.59x = 7,365,501,844,166.15
5. Step 5: Solve for x
   x = 7,365,501,844,166.15/3,838,411.59
6. Step 6: Final answer
   x = 1,918,893.19