Finding the Fourth Proportional to 90,103.17, 135,023.52 and 43,301.37

Step by Step Solution

1. Step 1: Write the proportion equation
   90,103.17 : 135,023.52 = 43,301.37 : x
2. Step 2: Convert to fraction form
   90,103.17/135,023.52 = 43,301.37/x
3. Step 3: Cross multiply
   90,103.17x = 135,023.52 × 43,301.37
4. Step 4: Simplify right side
   90,103.17x = 5,846,703,398.22
5. Step 5: Solve for x
   x = 5,846,703,398.22/90,103.17
6. Step 6: Final answer
   x = 64,888.99