Finding the Fourth Proportional to 9,047,826.47, 12,485,953.71 and 4,917,879.87

Step by Step Solution

1. Step 1: Write the proportion equation
   9,047,826.47 : 12,485,953.71 = 4,917,879.87 : x
2. Step 2: Convert to fraction form
   9,047,826.47/12,485,953.71 = 4,917,879.87/x
3. Step 3: Cross multiply
   9,047,826.47x = 12,485,953.71 × 4,917,879.87
4. Step 4: Simplify right side
   9,047,826.47x = 61,404,420,408,160.82
5. Step 5: Solve for x
   x = 61,404,420,408,160.82/9,047,826.47
6. Step 6: Final answer
   x = 6,786,648.78