Finding the Fourth Proportional to 123,494.33, 170,450.12 and 69,810.50

Step by Step Solution

1. Step 1: Write the proportion equation
   123,494.33 : 170,450.12 = 69,810.50 : x
2. Step 2: Convert to fraction form
   123,494.33/170,450.12 = 69,810.50/x
3. Step 3: Cross multiply
   123,494.33x = 170,450.12 × 69,810.50
4. Step 4: Simplify right side
   123,494.33x = 11,899,207,250.01
5. Step 5: Solve for x
   x = 11,899,207,250.01/123,494.33
6. Step 6: Final answer
   x = 96,354.28