Finding the Fourth Proportional to 103,016.36, 154,526.59 and 67,702.80

Step by Step Solution

1. Step 1: Write the proportion equation
   103,016.36 : 154,526.59 = 67,702.80 : x
2. Step 2: Convert to fraction form
   103,016.36/154,526.59 = 67,702.80/x
3. Step 3: Cross multiply
   103,016.36x = 154,526.59 × 67,702.80
4. Step 4: Simplify right side
   103,016.36x = 10,461,882,448.82
5. Step 5: Solve for x
   x = 10,461,882,448.82/103,016.36
6. Step 6: Final answer
   x = 101,555.55