Finding the Fourth Proportional to 6,212,510.69, 9,315,647.69 and 3,619,654.74

Step by Step Solution

1. Step 1: Write the proportion equation
   6,212,510.69 : 9,315,647.69 = 3,619,654.74 : x
2. Step 2: Convert to fraction form
   6,212,510.69/9,315,647.69 = 3,619,654.74/x
3. Step 3: Cross multiply
   6,212,510.69x = 9,315,647.69 × 3,619,654.74
4. Step 4: Simplify right side
   6,212,510.69x = 33,719,428,299,180.28
5. Step 5: Solve for x
   x = 33,719,428,299,180.28/6,212,510.69
6. Step 6: Final answer
   x = 5,427,665.24