Finding the Fourth Proportional to 46,421.34, 64,061.75 and 25,200.60

Step by Step Solution

1. Step 1: Write the proportion equation
   46,421.34 : 64,061.75 = 25,200.60 : x
2. Step 2: Convert to fraction form
   46,421.34/64,061.75 = 25,200.60/x
3. Step 3: Cross multiply
   46,421.34x = 64,061.75 × 25,200.60
4. Step 4: Simplify right side
   46,421.34x = 1,614,394,411.05
5. Step 5: Solve for x
   x = 1,614,394,411.05/46,421.34
6. Step 6: Final answer
   x = 34,776.99