Finding the Fourth Proportional to 37,932.08, 52,343.16 and 21,164.72

Step by Step Solution

1. Step 1: Write the proportion equation
   37,932.08 : 52,343.16 = 21,164.72 : x
2. Step 2: Convert to fraction form
   37,932.08/52,343.16 = 21,164.72/x
3. Step 3: Cross multiply
   37,932.08x = 52,343.16 × 21,164.72
4. Step 4: Simplify right side
   37,932.08x = 1,107,828,325.32
5. Step 5: Solve for x
   x = 1,107,828,325.32/37,932.08
6. Step 6: Final answer
   x = 29,205.58