Finding the Fourth Proportional to 37,012, 51,101.20 and 21,909.52

Step by Step Solution

1. Step 1: Write the proportion equation
   37,012 : 51,101.20 = 21,909.52 : x
2. Step 2: Convert to fraction form
   37,012/51,101.20 = 21,909.52/x
3. Step 3: Cross multiply
   37,012x = 51,101.20 × 21,909.52
4. Step 4: Simplify right side
   37,012x = 1,119,602,763.42
5. Step 5: Solve for x
   x = 1,119,602,763.42/37,012
6. Step 6: Final answer
   x = 30,249.72