Finding the Fourth Proportional to 91,814.68, 137,606.94 and 39,162.52

Step by Step Solution

1. Step 1: Write the proportion equation
   91,814.68 : 137,606.94 = 39,162.52 : x
2. Step 2: Convert to fraction form
   91,814.68/137,606.94 = 39,162.52/x
3. Step 3: Cross multiply
   91,814.68x = 137,606.94 × 39,162.52
4. Step 4: Simplify right side
   91,814.68x = 5,389,034,539.89
5. Step 5: Solve for x
   x = 5,389,034,539.89/91,814.68
6. Step 6: Final answer
   x = 58,694.69