Finding the Fourth Proportional to 40,981.38, 56,556.99 and 30,892.02

Step by Step Solution

1. Step 1: Write the proportion equation
   40,981.38 : 56,556.99 = 30,892.02 : x
2. Step 2: Convert to fraction form
   40,981.38/56,556.99 = 30,892.02/x
3. Step 3: Cross multiply
   40,981.38x = 56,556.99 × 30,892.02
4. Step 4: Simplify right side
   40,981.38x = 1,747,159,666.22
5. Step 5: Solve for x
   x = 1,747,159,666.22/40,981.38
6. Step 6: Final answer
   x = 42,633.01