Finding the Fourth Proportional to 81,513.33, 122,270.43 and 37,109.04

Step by Step Solution

1. Step 1: Write the proportion equation
   81,513.33 : 122,270.43 = 37,109.04 : x
2. Step 2: Convert to fraction form
   81,513.33/122,270.43 = 37,109.04/x
3. Step 3: Cross multiply
   81,513.33x = 122,270.43 × 37,109.04
4. Step 4: Simplify right side
   81,513.33x = 4,537,338,277.69
5. Step 5: Solve for x
   x = 4,537,338,277.69/81,513.33
6. Step 6: Final answer
   x = 55,663.76