Finding the Fourth Proportional to 37,746.72, 52,091.46 and 21,832.20

Step by Step Solution

1. Step 1: Write the proportion equation
   37,746.72 : 52,091.46 = 21,832.20 : x
2. Step 2: Convert to fraction form
   37,746.72/52,091.46 = 21,832.20/x
3. Step 3: Cross multiply
   37,746.72x = 52,091.46 × 21,832.20
4. Step 4: Simplify right side
   37,746.72x = 1,137,271,173.01
5. Step 5: Solve for x
   x = 1,137,271,173.01/37,746.72
6. Step 6: Final answer
   x = 30,129.01