Finding the Fourth Proportional to 91,223.83, 136,744.21 and 37,843.21

Step by Step Solution

1. Step 1: Write the proportion equation
   91,223.83 : 136,744.21 = 37,843.21 : x
2. Step 2: Convert to fraction form
   91,223.83/136,744.21 = 37,843.21/x
3. Step 3: Cross multiply
   91,223.83x = 136,744.21 × 37,843.21
4. Step 4: Simplify right side
   91,223.83x = 5,174,839,855.31
5. Step 5: Solve for x
   x = 5,174,839,855.31/91,223.83
6. Step 6: Final answer
   x = 56,726.84