Finding the Fourth Proportional to 6,117,645.31, 8,438,907.31 and 3,669,604.99

Step by Step Solution

1. Step 1: Write the proportion equation
   6,117,645.31 : 8,438,907.31 = 3,669,604.99 : x
2. Step 2: Convert to fraction form
   6,117,645.31/8,438,907.31 = 3,669,604.99/x
3. Step 3: Cross multiply
   6,117,645.31x = 8,438,907.31 × 3,669,604.99
4. Step 4: Simplify right side
   6,117,645.31x = 30,967,456,374,923.48
5. Step 5: Solve for x
   x = 30,967,456,374,923.48/6,117,645.31
6. Step 6: Final answer
   x = 5,061,989.51