Finding the Fourth Proportional to 103,301.88, 142,640.62 and 84,184.46

Step by Step Solution

1. Step 1: Write the proportion equation
   103,301.88 : 142,640.62 = 84,184.46 : x
2. Step 2: Convert to fraction form
   103,301.88/142,640.62 = 84,184.46/x
3. Step 3: Cross multiply
   103,301.88x = 142,640.62 × 84,184.46
4. Step 4: Simplify right side
   103,301.88x = 12,008,123,568.77
5. Step 5: Solve for x
   x = 12,008,123,568.77/103,301.88
6. Step 6: Final answer
   x = 116,243.03