Finding the Fourth Proportional to 2,186,147.34, 3,279,641.31 and 838,204.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,186,147.34 : 3,279,641.31 = 838,204.83 : x
2. Step 2: Convert to fraction form
   2,186,147.34/3,279,641.31 = 838,204.83/x
3. Step 3: Cross multiply
   2,186,147.34x = 3,279,641.31 × 838,204.83
4. Step 4: Simplify right side
   2,186,147.34x = 2,749,011,186,709.53
5. Step 5: Solve for x
   x = 2,749,011,186,709.53/2,186,147.34
6. Step 6: Final answer
   x = 1,257,468.39