Finding the Fourth Proportional to 5,138,327.33, 7,686,189.61 and 3,914,644.94

Step by Step Solution

1. Step 1: Write the proportion equation
   5,138,327.33 : 7,686,189.61 = 3,914,644.94 : x
2. Step 2: Convert to fraction form
   5,138,327.33/7,686,189.61 = 3,914,644.94/x
3. Step 3: Cross multiply
   5,138,327.33x = 7,686,189.61 × 3,914,644.94
4. Step 4: Simplify right side
   5,138,327.33x = 30,088,703,264,667.07
5. Step 5: Solve for x
   x = 30,088,703,264,667.07/5,138,327.33
6. Step 6: Final answer
   x = 5,855,738.91