Finding the Fourth Proportional to 53,180.02, 73,388.56 and 28,981.17

Step by Step Solution

1. Step 1: Write the proportion equation
   53,180.02 : 73,388.56 = 28,981.17 : x
2. Step 2: Convert to fraction form
   53,180.02/73,388.56 = 28,981.17/x
3. Step 3: Cross multiply
   53,180.02x = 73,388.56 × 28,981.17
4. Step 4: Simplify right side
   53,180.02x = 2,126,886,333.42
5. Step 5: Solve for x
   x = 2,126,886,333.42/53,180.02
6. Step 6: Final answer
   x = 39,994.09