Finding the Fourth Proportional to 132,113.32, 198,168.01 and 53,225.53

Step by Step Solution

1. Step 1: Write the proportion equation
   132,113.32 : 198,168.01 = 53,225.53 : x
2. Step 2: Convert to fraction form
   132,113.32/198,168.01 = 53,225.53/x
3. Step 3: Cross multiply
   132,113.32x = 198,168.01 × 53,225.53
4. Step 4: Simplify right side
   132,113.32x = 10,547,597,361.30
5. Step 5: Solve for x
   x = 10,547,597,361.30/132,113.32
6. Step 6: Final answer
   x = 79,837.50