Finding the Fourth Proportional to 100,933.98, 151,401.59 and 30,813.30

Step by Step Solution

1. Step 1: Write the proportion equation
   100,933.98 : 151,401.59 = 30,813.30 : x
2. Step 2: Convert to fraction form
   100,933.98/151,401.59 = 30,813.30/x
3. Step 3: Cross multiply
   100,933.98x = 151,401.59 × 30,813.30
4. Step 4: Simplify right side
   100,933.98x = 4,665,182,459.08
5. Step 5: Solve for x
   x = 4,665,182,459.08/100,933.98
6. Step 6: Final answer
   x = 46,220.14