Finding the Fourth Proportional to 302,603.52, 453,978.18 and 92,228.52

Step by Step Solution

1. Step 1: Write the proportion equation
   302,603.52 : 453,978.18 = 92,228.52 : x
2. Step 2: Convert to fraction form
   302,603.52/453,978.18 = 92,228.52/x
3. Step 3: Cross multiply
   302,603.52x = 453,978.18 × 92,228.52
4. Step 4: Simplify right side
   302,603.52x = 41,869,735,653.69
5. Step 5: Solve for x
   x = 41,869,735,653.69/302,603.52
6. Step 6: Final answer
   x = 138,365.00