Finding the Fourth Proportional to 35,833.42, 53,759.86 and 12,461.68

Step by Step Solution

1. Step 1: Write the proportion equation
   35,833.42 : 53,759.86 = 12,461.68 : x
2. Step 2: Convert to fraction form
   35,833.42/53,759.86 = 12,461.68/x
3. Step 3: Cross multiply
   35,833.42x = 53,759.86 × 12,461.68
4. Step 4: Simplify right side
   35,833.42x = 669,938,172.16
5. Step 5: Solve for x
   x = 669,938,172.16/35,833.42
6. Step 6: Final answer
   x = 18,695.90