Finding the Fourth Proportional to 45,958.35, 63,446.71 and 30,930.02

Step by Step Solution

1. Step 1: Write the proportion equation
   45,958.35 : 63,446.71 = 30,930.02 : x
2. Step 2: Convert to fraction form
   45,958.35/63,446.71 = 30,930.02/x
3. Step 3: Cross multiply
   45,958.35x = 63,446.71 × 30,930.02
4. Step 4: Simplify right side
   45,958.35x = 1,962,407,692.00
5. Step 5: Solve for x
   x = 1,962,407,692.00/45,958.35
6. Step 6: Final answer
   x = 42,699.70