Finding the Fourth Proportional to 37,688.02, 52,003.41 and 21,774.58

Step by Step Solution

1. Step 1: Write the proportion equation
   37,688.02 : 52,003.41 = 21,774.58 : x
2. Step 2: Convert to fraction form
   37,688.02/52,003.41 = 21,774.58/x
3. Step 3: Cross multiply
   37,688.02x = 52,003.41 × 21,774.58
4. Step 4: Simplify right side
   37,688.02x = 1,132,352,411.32
5. Step 5: Solve for x
   x = 1,132,352,411.32/37,688.02
6. Step 6: Final answer
   x = 30,045.42