Finding the Fourth Proportional to 163,962.02, 245,977.58 and 53,145.38

Step by Step Solution

1. Step 1: Write the proportion equation
   163,962.02 : 245,977.58 = 53,145.38 : x
2. Step 2: Convert to fraction form
   163,962.02/245,977.58 = 53,145.38/x
3. Step 3: Cross multiply
   163,962.02x = 245,977.58 × 53,145.38
4. Step 4: Simplify right side
   163,962.02x = 13,072,570,863.56
5. Step 5: Solve for x
   x = 13,072,570,863.56/163,962.02
6. Step 6: Final answer
   x = 79,729.26