Finding the Fourth Proportional to 45,034.79, 67,410.50 and 30,912.17

Step by Step Solution

1. Step 1: Write the proportion equation
   45,034.79 : 67,410.50 = 30,912.17 : x
2. Step 2: Convert to fraction form
   45,034.79/67,410.50 = 30,912.17/x
3. Step 3: Cross multiply
   45,034.79x = 67,410.50 × 30,912.17
4. Step 4: Simplify right side
   45,034.79x = 2,083,804,344.17
5. Step 5: Solve for x
   x = 2,083,804,344.17/45,034.79
6. Step 6: Final answer
   x = 46,271.00