Finding the Fourth Proportional to 91,845.69, 137,768.53 and 29,521.05

Step by Step Solution

1. Step 1: Write the proportion equation
   91,845.69 : 137,768.53 = 29,521.05 : x
2. Step 2: Convert to fraction form
   91,845.69/137,768.53 = 29,521.05/x
3. Step 3: Cross multiply
   91,845.69x = 137,768.53 × 29,521.05
4. Step 4: Simplify right side
   91,845.69x = 4,067,071,662.56
5. Step 5: Solve for x
   x = 4,067,071,662.56/91,845.69
6. Step 6: Final answer
   x = 44,281.57