Finding the Fourth Proportional to 35,300.21, 52,968.80 and 14,245.49

Step by Step Solution

1. Step 1: Write the proportion equation
   35,300.21 : 52,968.80 = 14,245.49 : x
2. Step 2: Convert to fraction form
   35,300.21/52,968.80 = 14,245.49/x
3. Step 3: Cross multiply
   35,300.21x = 52,968.80 × 14,245.49
4. Step 4: Simplify right side
   35,300.21x = 754,566,510.71
5. Step 5: Solve for x
   x = 754,566,510.71/35,300.21
6. Step 6: Final answer
   x = 21,375.69