Finding the Fourth Proportional to 53,068.41, 73,234.89 and 28,869.91

Step by Step Solution

1. Step 1: Write the proportion equation
   53,068.41 : 73,234.89 = 28,869.91 : x
2. Step 2: Convert to fraction form
   53,068.41/73,234.89 = 28,869.91/x
3. Step 3: Cross multiply
   53,068.41x = 73,234.89 × 28,869.91
4. Step 4: Simplify right side
   53,068.41x = 2,114,284,308.49
5. Step 5: Solve for x
   x = 2,114,284,308.49/53,068.41
6. Step 6: Final answer
   x = 39,840.73