Finding the Fourth Proportional to 34,215.30, 51,255.99 and 30,500.10

Step by Step Solution

1. Step 1: Write the proportion equation
   34,215.30 : 51,255.99 = 30,500.10 : x
2. Step 2: Convert to fraction form
   34,215.30/51,255.99 = 30,500.10/x
3. Step 3: Cross multiply
   34,215.30x = 51,255.99 × 30,500.10
4. Step 4: Simplify right side
   34,215.30x = 1,563,312,820.60
5. Step 5: Solve for x
   x = 1,563,312,820.60/34,215.30
6. Step 6: Final answer
   x = 45,690.46