Finding the Fourth Proportional to 6,978,915.98, 10,458,797.10 and 4,415,542.06

Step by Step Solution

1. Step 1: Write the proportion equation
   6,978,915.98 : 10,458,797.10 = 4,415,542.06 : x
2. Step 2: Convert to fraction form
   6,978,915.98/10,458,797.10 = 4,415,542.06/x
3. Step 3: Cross multiply
   6,978,915.98x = 10,458,797.10 × 4,415,542.06
4. Step 4: Simplify right side
   6,978,915.98x = 46,181,258,492,056.02
5. Step 5: Solve for x
   x = 46,181,258,492,056.02/6,978,915.98
6. Step 6: Final answer
   x = 6,617,253.83