Finding the Fourth Proportional to 488,642.52, 733,436.82 and 236,100.72

Step by Step Solution

1. Step 1: Write the proportion equation
   488,642.52 : 733,436.82 = 236,100.72 : x
2. Step 2: Convert to fraction form
   488,642.52/733,436.82 = 236,100.72/x
3. Step 3: Cross multiply
   488,642.52x = 733,436.82 × 236,100.72
4. Step 4: Simplify right side
   488,642.52x = 173,164,961,276.51
5. Step 5: Solve for x
   x = 173,164,961,276.51/488,642.52
6. Step 6: Final answer
   x = 354,379.64