Finding the Fourth Proportional to 46,340.88, 69,528.72 and 21,392.88

Step by Step Solution

1. Step 1: Write the proportion equation
   46,340.88 : 69,528.72 = 21,392.88 : x
2. Step 2: Convert to fraction form
   46,340.88/69,528.72 = 21,392.88/x
3. Step 3: Cross multiply
   46,340.88x = 69,528.72 × 21,392.88
4. Step 4: Simplify right side
   46,340.88x = 1,487,419,563.51
5. Step 5: Solve for x
   x = 1,487,419,563.51/46,340.88
6. Step 6: Final answer
   x = 32,097.35