Finding the Fourth Proportional to 37,789.92, 52,146.87 and 21,875.34

Step by Step Solution

1. Step 1: Write the proportion equation
   37,789.92 : 52,146.87 = 21,875.34 : x
2. Step 2: Convert to fraction form
   37,789.92/52,146.87 = 21,875.34/x
3. Step 3: Cross multiply
   37,789.92x = 52,146.87 × 21,875.34
4. Step 4: Simplify right side
   37,789.92x = 1,140,730,511.19
5. Step 5: Solve for x
   x = 1,140,730,511.19/37,789.92
6. Step 6: Final answer
   x = 30,186.11