Finding the Fourth Proportional to 45,581.80, 62,900.72 and 33,640.76

Step by Step Solution

1. Step 1: Write the proportion equation
   45,581.80 : 62,900.72 = 33,640.76 : x
2. Step 2: Convert to fraction form
   45,581.80/62,900.72 = 33,640.76/x
3. Step 3: Cross multiply
   45,581.80x = 62,900.72 × 33,640.76
4. Step 4: Simplify right side
   45,581.80x = 2,116,028,025.35
5. Step 5: Solve for x
   x = 2,116,028,025.35/45,581.80
6. Step 6: Final answer
   x = 46,422.65