Finding the Fourth Proportional to 166,134.42, 249,114.06 and 72,530.82

Step by Step Solution

1. Step 1: Write the proportion equation
   166,134.42 : 249,114.06 = 72,530.82 : x
2. Step 2: Convert to fraction form
   166,134.42/249,114.06 = 72,530.82/x
3. Step 3: Cross multiply
   166,134.42x = 249,114.06 × 72,530.82
4. Step 4: Simplify right side
   166,134.42x = 18,068,447,045.33
5. Step 5: Solve for x
   x = 18,068,447,045.33/166,134.42
6. Step 6: Final answer
   x = 108,758.00