Finding the Fourth Proportional to 68,322.56, 102,496.16 and 30,900.32

Step by Step Solution

1. Step 1: Write the proportion equation
   68,322.56 : 102,496.16 = 30,900.32 : x
2. Step 2: Convert to fraction form
   68,322.56/102,496.16 = 30,900.32/x
3. Step 3: Cross multiply
   68,322.56x = 102,496.16 × 30,900.32
4. Step 4: Simplify right side
   68,322.56x = 3,167,164,142.77
5. Step 5: Solve for x
   x = 3,167,164,142.77/68,322.56
6. Step 6: Final answer
   x = 46,356.05