Finding the Fourth Proportional to 123,069,143.37, 169,887,711.78 and 76,682,315.82

Step by Step Solution

1. Step 1: Write the proportion equation
   123,069,143.37 : 169,887,711.78 = 76,682,315.82 : x
2. Step 2: Convert to fraction form
   123,069,143.37/169,887,711.78 = 76,682,315.82/x
3. Step 3: Cross multiply
   123,069,143.37x = 169,887,711.78 × 76,682,315.82
4. Step 4: Simplify right side
   123,069,143.37x = 13,027,383,168,651,094
5. Step 5: Solve for x
   x = 13,027,383,168,651,094/123,069,143.37
6. Step 6: Final answer
   x = 105,854,179.30