Finding the Fourth Proportional to 46,404.22, 69,575.06 and 21,430.50

Step by Step Solution

1. Step 1: Write the proportion equation
   46,404.22 : 69,575.06 = 21,430.50 : x
2. Step 2: Convert to fraction form
   46,404.22/69,575.06 = 21,430.50/x
3. Step 3: Cross multiply
   46,404.22x = 69,575.06 × 21,430.50
4. Step 4: Simplify right side
   46,404.22x = 1,491,028,323.33
5. Step 5: Solve for x
   x = 1,491,028,323.33/46,404.22
6. Step 6: Final answer
   x = 32,131.31