Finding the Fourth Proportional to 91,784.06, 137,620.70 and 41,173.86

Step by Step Solution

1. Step 1: Write the proportion equation
   91,784.06 : 137,620.70 = 41,173.86 : x
2. Step 2: Convert to fraction form
   91,784.06/137,620.70 = 41,173.86/x
3. Step 3: Cross multiply
   91,784.06x = 137,620.70 × 41,173.86
4. Step 4: Simplify right side
   91,784.06x = 5,666,375,434.90
5. Step 5: Solve for x
   x = 5,666,375,434.90/91,784.06
6. Step 6: Final answer
   x = 61,735.94