Finding the Fourth Proportional to 9,275,111.18, 12,797,736.72 and 5,354,799.37

Step by Step Solution

1. Step 1: Write the proportion equation
   9,275,111.18 : 12,797,736.72 = 5,354,799.37 : x
2. Step 2: Convert to fraction form
   9,275,111.18/12,797,736.72 = 5,354,799.37/x
3. Step 3: Cross multiply
   9,275,111.18x = 12,797,736.72 × 5,354,799.37
4. Step 4: Simplify right side
   9,275,111.18x = 68,529,312,525,681.88
5. Step 5: Solve for x
   x = 68,529,312,525,681.88/9,275,111.18
6. Step 6: Final answer
   x = 7,388,516.56