Finding the Fourth Proportional to 91,112.89, 136,679.06 and 38,527.69

Step by Step Solution

1. Step 1: Write the proportion equation
   91,112.89 : 136,679.06 = 38,527.69 : x
2. Step 2: Convert to fraction form
   91,112.89/136,679.06 = 38,527.69/x
3. Step 3: Cross multiply
   91,112.89x = 136,679.06 × 38,527.69
4. Step 4: Simplify right side
   91,112.89x = 5,265,928,453.17
5. Step 5: Solve for x
   x = 5,265,928,453.17/91,112.89
6. Step 6: Final answer
   x = 57,795.65