Finding the Fourth Proportional to 364,128.84, 546,258.87 and 111,404.58

Step by Step Solution

1. Step 1: Write the proportion equation
   364,128.84 : 546,258.87 = 111,404.58 : x
2. Step 2: Convert to fraction form
   364,128.84/546,258.87 = 111,404.58/x
3. Step 3: Cross multiply
   364,128.84x = 546,258.87 × 111,404.58
4. Step 4: Simplify right side
   364,128.84x = 60,855,739,983.62
5. Step 5: Solve for x
   x = 60,855,739,983.62/364,128.84
6. Step 6: Final answer
   x = 167,126.94