Finding the Fourth Proportional to 91,097.52, 136,662.68 and 43,672.42

Step by Step Solution

1. Step 1: Write the proportion equation
   91,097.52 : 136,662.68 = 43,672.42 : x
2. Step 2: Convert to fraction form
   91,097.52/136,662.68 = 43,672.42/x
3. Step 3: Cross multiply
   91,097.52x = 136,662.68 × 43,672.42
4. Step 4: Simplify right side
   91,097.52x = 5,968,389,959.29
5. Step 5: Solve for x
   x = 5,968,389,959.29/91,097.52
6. Step 6: Final answer
   x = 65,516.49