Finding the Fourth Proportional to 37,320.06, 51,499.32 and 20,553.06

Step by Step Solution

1. Step 1: Write the proportion equation
   37,320.06 : 51,499.32 = 20,553.06 : x
2. Step 2: Convert to fraction form
   37,320.06/51,499.32 = 20,553.06/x
3. Step 3: Cross multiply
   37,320.06x = 51,499.32 × 20,553.06
4. Step 4: Simplify right side
   37,320.06x = 1,058,468,613.92
5. Step 5: Solve for x
   x = 1,058,468,613.92/37,320.06
6. Step 6: Final answer
   x = 28,361.92