Finding the Fourth Proportional to 72,106.06, 99,505.81 and 41,909.08

Step by Step Solution

1. Step 1: Write the proportion equation
   72,106.06 : 99,505.81 = 41,909.08 : x
2. Step 2: Convert to fraction form
   72,106.06/99,505.81 = 41,909.08/x
3. Step 3: Cross multiply
   72,106.06x = 99,505.81 × 41,909.08
4. Step 4: Simplify right side
   72,106.06x = 4,170,196,951.75
5. Step 5: Solve for x
   x = 4,170,196,951.75/72,106.06
6. Step 6: Final answer
   x = 57,834.21