Finding the Fourth Proportional to 91,595.33, 137,412.59 and 28,414.09

Step by Step Solution

1. Step 1: Write the proportion equation
   91,595.33 : 137,412.59 = 28,414.09 : x
2. Step 2: Convert to fraction form
   91,595.33/137,412.59 = 28,414.09/x
3. Step 3: Cross multiply
   91,595.33x = 137,412.59 × 28,414.09
4. Step 4: Simplify right side
   91,595.33x = 3,904,453,195.89
5. Step 5: Solve for x
   x = 3,904,453,195.89/91,595.33
6. Step 6: Final answer
   x = 42,627.21