Finding the Fourth Proportional to 34,792.81, 52,216.89 and 12,612.52

Step by Step Solution

1. Step 1: Write the proportion equation
   34,792.81 : 52,216.89 = 12,612.52 : x
2. Step 2: Convert to fraction form
   34,792.81/52,216.89 = 12,612.52/x
3. Step 3: Cross multiply
   34,792.81x = 52,216.89 × 12,612.52
4. Step 4: Simplify right side
   34,792.81x = 658,586,569.46
5. Step 5: Solve for x
   x = 658,586,569.46/34,792.81
6. Step 6: Final answer
   x = 18,928.81