Finding the Fourth Proportional to 37,744, 52,086.72 and 20,980.32

Step by Step Solution

1. Step 1: Write the proportion equation
   37,744 : 52,086.72 = 20,980.32 : x
2. Step 2: Convert to fraction form
   37,744/52,086.72 = 20,980.32/x
3. Step 3: Cross multiply
   37,744x = 52,086.72 × 20,980.32
4. Step 4: Simplify right side
   37,744x = 1,092,796,053.35
5. Step 5: Solve for x
   x = 1,092,796,053.35/37,744
6. Step 6: Final answer
   x = 28,952.84