Finding the Fourth Proportional to 91,867.70, 137,769.15 and 32,705.30

Step by Step Solution

1. Step 1: Write the proportion equation
   91,867.70 : 137,769.15 = 32,705.30 : x
2. Step 2: Convert to fraction form
   91,867.70/137,769.15 = 32,705.30/x
3. Step 3: Cross multiply
   91,867.70x = 137,769.15 × 32,705.30
4. Step 4: Simplify right side
   91,867.70x = 4,505,781,381.50
5. Step 5: Solve for x
   x = 4,505,781,381.50/91,867.70
6. Step 6: Final answer
   x = 49,046.42