Finding the Fourth Proportional to 12,826,228.83, 17,701,467.97 and 7,320,437.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,826,228.83 : 17,701,467.97 = 7,320,437.42 : x
2. Step 2: Convert to fraction form
   12,826,228.83/17,701,467.97 = 7,320,437.42/x
3. Step 3: Cross multiply
   12,826,228.83x = 17,701,467.97 × 7,320,437.42
4. Step 4: Simplify right side
   12,826,228.83x = 129,582,488,502,422.53
5. Step 5: Solve for x
   x = 129,582,488,502,422.53/12,826,228.83
6. Step 6: Final answer
   x = 10,102,929.73