Finding the Fourth Proportional to 52,856.76, 72,944.52 and 28,984.34

Step by Step Solution

1. Step 1: Write the proportion equation
   52,856.76 : 72,944.52 = 28,984.34 : x
2. Step 2: Convert to fraction form
   52,856.76/72,944.52 = 28,984.34/x
3. Step 3: Cross multiply
   52,856.76x = 72,944.52 × 28,984.34
4. Step 4: Simplify right side
   52,856.76x = 2,114,248,768.82
5. Step 5: Solve for x
   x = 2,114,248,768.82/52,856.76
6. Step 6: Final answer
   x = 39,999.59