Finding the Fourth Proportional to 91,006.58, 136,516.79 and 31,016.43

Step by Step Solution

1. Step 1: Write the proportion equation
   91,006.58 : 136,516.79 = 31,016.43 : x
2. Step 2: Convert to fraction form
   91,006.58/136,516.79 = 31,016.43/x
3. Step 3: Cross multiply
   91,006.58x = 136,516.79 × 31,016.43
4. Step 4: Simplify right side
   91,006.58x = 4,234,263,538.40
5. Step 5: Solve for x
   x = 4,234,263,538.40/91,006.58
6. Step 6: Final answer
   x = 46,527.00