Finding the Fourth Proportional to 35,461.89, 48,933.88 and 21,118.88

Step by Step Solution

1. Step 1: Write the proportion equation
   35,461.89 : 48,933.88 = 21,118.88 : x
2. Step 2: Convert to fraction form
   35,461.89/48,933.88 = 21,118.88/x
3. Step 3: Cross multiply
   35,461.89x = 48,933.88 × 21,118.88
4. Step 4: Simplify right side
   35,461.89x = 1,033,428,809.19
5. Step 5: Solve for x
   x = 1,033,428,809.19/35,461.89
6. Step 6: Final answer
   x = 29,141.96