Finding the Fourth Proportional to 91,946.86, 137,931.09 and 32,790.94

Step by Step Solution

1. Step 1: Write the proportion equation
   91,946.86 : 137,931.09 = 32,790.94 : x
2. Step 2: Convert to fraction form
   91,946.86/137,931.09 = 32,790.94/x
3. Step 3: Cross multiply
   91,946.86x = 137,931.09 × 32,790.94
4. Step 4: Simplify right side
   91,946.86x = 4,522,890,096.32
5. Step 5: Solve for x
   x = 4,522,890,096.32/91,946.86
6. Step 6: Final answer
   x = 49,190.26