Finding the Fourth Proportional to 46,609.71, 69,876.59 and 21,665.46

Step by Step Solution

1. Step 1: Write the proportion equation
   46,609.71 : 69,876.59 = 21,665.46 : x
2. Step 2: Convert to fraction form
   46,609.71/69,876.59 = 21,665.46/x
3. Step 3: Cross multiply
   46,609.71x = 69,876.59 × 21,665.46
4. Step 4: Simplify right side
   46,609.71x = 1,513,908,348.10
5. Step 5: Solve for x
   x = 1,513,908,348.10/46,609.71
6. Step 6: Final answer
   x = 32,480.53