Finding the Fourth Proportional to 53,105.32, 73,276.76 and 30,440.14

Step by Step Solution

1. Step 1: Write the proportion equation
   53,105.32 : 73,276.76 = 30,440.14 : x
2. Step 2: Convert to fraction form
   53,105.32/73,276.76 = 30,440.14/x
3. Step 3: Cross multiply
   53,105.32x = 73,276.76 × 30,440.14
4. Step 4: Simplify right side
   53,105.32x = 2,230,554,577.38
5. Step 5: Solve for x
   x = 2,230,554,577.38/53,105.32
6. Step 6: Final answer
   x = 42,002.47