Finding the Fourth Proportional to 37,903.32, 52,307.01 and 20,908.31

Step by Step Solution

1. Step 1: Write the proportion equation
   37,903.32 : 52,307.01 = 20,908.31 : x
2. Step 2: Convert to fraction form
   37,903.32/52,307.01 = 20,908.31/x
3. Step 3: Cross multiply
   37,903.32x = 52,307.01 × 20,908.31
4. Step 4: Simplify right side
   37,903.32x = 1,093,650,918.72
5. Step 5: Solve for x
   x = 1,093,650,918.72/37,903.32
6. Step 6: Final answer
   x = 28,853.70