Finding the Fourth Proportional to 35,830.05, 49,425.29 and 21,486.06

Step by Step Solution

1. Step 1: Write the proportion equation
   35,830.05 : 49,425.29 = 21,486.06 : x
2. Step 2: Convert to fraction form
   35,830.05/49,425.29 = 21,486.06/x
3. Step 3: Cross multiply
   35,830.05x = 49,425.29 × 21,486.06
4. Step 4: Simplify right side
   35,830.05x = 1,061,954,719.60
5. Step 5: Solve for x
   x = 1,061,954,719.60/35,830.05
6. Step 6: Final answer
   x = 29,638.66