Finding the Fourth Proportional to 7,111,222.05, 9,813,418.05 and 3,847,965.33

Step by Step Solution

1. Step 1: Write the proportion equation
   7,111,222.05 : 9,813,418.05 = 3,847,965.33 : x
2. Step 2: Convert to fraction form
   7,111,222.05/9,813,418.05 = 3,847,965.33/x
3. Step 3: Cross multiply
   7,111,222.05x = 9,813,418.05 × 3,847,965.33
4. Step 4: Simplify right side
   7,111,222.05x = 37,761,692,425,196.21
5. Step 5: Solve for x
   x = 37,761,692,425,196.21/7,111,222.05
6. Step 6: Final answer
   x = 5,310,155.15