Finding the Fourth Proportional to 123,383,456.65, 170,269,172.01 and 68,382,856.09

Step by Step Solution

1. Step 1: Write the proportion equation
   123,383,456.65 : 170,269,172.01 = 68,382,856.09 : x
2. Step 2: Convert to fraction form
   123,383,456.65/170,269,172.01 = 68,382,856.09/x
3. Step 3: Cross multiply
   123,383,456.65x = 170,269,172.01 × 68,382,856.09
4. Step 4: Simplify right side
   123,383,456.65x = 11,643,492,286,123,286
5. Step 5: Solve for x
   x = 11,643,492,286,123,286/123,383,456.65
6. Step 6: Final answer
   x = 94,368,342.42