Finding the Fourth Proportional to 148,579.72, 204,990.15 and 84,872.41

Step by Step Solution

1. Step 1: Write the proportion equation
   148,579.72 : 204,990.15 = 84,872.41 : x
2. Step 2: Convert to fraction form
   148,579.72/204,990.15 = 84,872.41/x
3. Step 3: Cross multiply
   148,579.72x = 204,990.15 × 84,872.41
4. Step 4: Simplify right side
   148,579.72x = 17,398,008,056.76
5. Step 5: Solve for x
   x = 17,398,008,056.76/148,579.72
6. Step 6: Final answer
   x = 117,095.44