Finding the Fourth Proportional to 91,342.42, 136,930.59 and 35,146.69

Step by Step Solution

1. Step 1: Write the proportion equation
   91,342.42 : 136,930.59 = 35,146.69 : x
2. Step 2: Convert to fraction form
   91,342.42/136,930.59 = 35,146.69/x
3. Step 3: Cross multiply
   91,342.42x = 136,930.59 × 35,146.69
4. Step 4: Simplify right side
   91,342.42x = 4,812,656,998.25
5. Step 5: Solve for x
   x = 4,812,656,998.25/91,342.42
6. Step 6: Final answer
   x = 52,688.08