Finding the Fourth Proportional to 34,816.40, 48,046.50 and 18,900.72

Step by Step Solution

1. Step 1: Write the proportion equation
   34,816.40 : 48,046.50 = 18,900.72 : x
2. Step 2: Convert to fraction form
   34,816.40/48,046.50 = 18,900.72/x
3. Step 3: Cross multiply
   34,816.40x = 48,046.50 × 18,900.72
4. Step 4: Simplify right side
   34,816.40x = 908,113,443.48
5. Step 5: Solve for x
   x = 908,113,443.48/34,816.40
6. Step 6: Final answer
   x = 26,082.92