Finding the Fourth Proportional to 90,795.12, 136,116.12 and 43,383.42

Step by Step Solution

1. Step 1: Write the proportion equation
   90,795.12 : 136,116.12 = 43,383.42 : x
2. Step 2: Convert to fraction form
   90,795.12/136,116.12 = 43,383.42/x
3. Step 3: Cross multiply
   90,795.12x = 136,116.12 × 43,383.42
4. Step 4: Simplify right side
   90,795.12x = 5,905,182,802.73
5. Step 5: Solve for x
   x = 5,905,182,802.73/90,795.12
6. Step 6: Final answer
   x = 65,038.55