Finding the Fourth Proportional to 74,103.82, 102,322.24 and 68,436.50

Step by Step Solution

1. Step 1: Write the proportion equation
   74,103.82 : 102,322.24 = 68,436.50 : x
2. Step 2: Convert to fraction form
   74,103.82/102,322.24 = 68,436.50/x
3. Step 3: Cross multiply
   74,103.82x = 102,322.24 × 68,436.50
4. Step 4: Simplify right side
   74,103.82x = 7,002,575,295.06
5. Step 5: Solve for x
   x = 7,002,575,295.06/74,103.82
6. Step 6: Final answer
   x = 94,496.82