Finding the Fourth Proportional to 37,798.08, 52,159.32 and 21,030

Step by Step Solution

1. Step 1: Write the proportion equation
   37,798.08 : 52,159.32 = 21,030 : x
2. Step 2: Convert to fraction form
   37,798.08/52,159.32 = 21,030/x
3. Step 3: Cross multiply
   37,798.08x = 52,159.32 × 21,030
4. Step 4: Simplify right side
   37,798.08x = 1,096,910,499.60
5. Step 5: Solve for x
   x = 1,096,910,499.60/37,798.08
6. Step 6: Final answer
   x = 29,020.27