Finding the Fourth Proportional to 123,192.84, 170,011.89 and 69,476.72

Step by Step Solution

1. Step 1: Write the proportion equation
   123,192.84 : 170,011.89 = 69,476.72 : x
2. Step 2: Convert to fraction form
   123,192.84/170,011.89 = 69,476.72/x
3. Step 3: Cross multiply
   123,192.84x = 170,011.89 × 69,476.72
4. Step 4: Simplify right side
   123,192.84x = 11,811,867,628.14
5. Step 5: Solve for x
   x = 11,811,867,628.14/123,192.84
6. Step 6: Final answer
   x = 95,881.12