Finding the Fourth Proportional to 37,715.32, 52,056.49 and 21,797.47

Step by Step Solution

1. Step 1: Write the proportion equation
   37,715.32 : 52,056.49 = 21,797.47 : x
2. Step 2: Convert to fraction form
   37,715.32/52,056.49 = 21,797.47/x
3. Step 3: Cross multiply
   37,715.32x = 52,056.49 × 21,797.47
4. Step 4: Simplify right side
   37,715.32x = 1,134,699,518.80
5. Step 5: Solve for x
   x = 1,134,699,518.80/37,715.32
6. Step 6: Final answer
   x = 30,085.91