Finding the Fourth Proportional to 9,112,482.18, 12,578,389.83 and 5,246,544.15

Step by Step Solution

1. Step 1: Write the proportion equation
   9,112,482.18 : 12,578,389.83 = 5,246,544.15 : x
2. Step 2: Convert to fraction form
   9,112,482.18/12,578,389.83 = 5,246,544.15/x
3. Step 3: Cross multiply
   9,112,482.18x = 12,578,389.83 × 5,246,544.15
4. Step 4: Simplify right side
   9,112,482.18x = 65,993,077,579,006
5. Step 5: Solve for x
   x = 65,993,077,579,006/9,112,482.18
6. Step 6: Final answer
   x = 7,242,052.85