Finding the Fourth Proportional to 5,390,776.69, 7,439,375.42 and 2,943,484.73

Step by Step Solution

1. Step 1: Write the proportion equation
   5,390,776.69 : 7,439,375.42 = 2,943,484.73 : x
2. Step 2: Convert to fraction form
   5,390,776.69/7,439,375.42 = 2,943,484.73/x
3. Step 3: Cross multiply
   5,390,776.69x = 7,439,375.42 × 2,943,484.73
4. Step 4: Simplify right side
   5,390,776.69x = 21,897,687,953,388.35
5. Step 5: Solve for x
   x = 21,897,687,953,388.35/5,390,776.69
6. Step 6: Final answer
   x = 4,062,065.49