Finding the Fourth Proportional to 123,828.38, 170,885.00 and 70,111.88

Step by Step Solution

1. Step 1: Write the proportion equation
   123,828.38 : 170,885.00 = 70,111.88 : x
2. Step 2: Convert to fraction form
   123,828.38/170,885.00 = 70,111.88/x
3. Step 3: Cross multiply
   123,828.38x = 170,885.00 × 70,111.88
4. Step 4: Simplify right side
   123,828.38x = 11,981,068,263.24
5. Step 5: Solve for x
   x = 11,981,068,263.24/123,828.38
6. Step 6: Final answer
   x = 96,755.43