Finding the Fourth Proportional to 52,208.08, 72,081.84 and 30,994.16

Step by Step Solution

1. Step 1: Write the proportion equation
   52,208.08 : 72,081.84 = 30,994.16 : x
2. Step 2: Convert to fraction form
   52,208.08/72,081.84 = 30,994.16/x
3. Step 3: Cross multiply
   52,208.08x = 72,081.84 × 30,994.16
4. Step 4: Simplify right side
   52,208.08x = 2,234,116,082.05
5. Step 5: Solve for x
   x = 2,234,116,082.05/52,208.08
6. Step 6: Final answer
   x = 42,792.53