Finding the Fourth Proportional to 103,640.17, 155,460.29 and 37,076.26

Step by Step Solution

1. Step 1: Write the proportion equation
   103,640.17 : 155,460.29 = 37,076.26 : x
2. Step 2: Convert to fraction form
   103,640.17/155,460.29 = 37,076.26/x
3. Step 3: Cross multiply
   103,640.17x = 155,460.29 × 37,076.26
4. Step 4: Simplify right side
   103,640.17x = 5,763,886,131.72
5. Step 5: Solve for x
   x = 5,763,886,131.72/103,640.17
6. Step 6: Final answer
   x = 55,614.40