Finding the Fourth Proportional to 74,555.86, 111,830.15 and 27,805.09

Step by Step Solution

1. Step 1: Write the proportion equation
   74,555.86 : 111,830.15 = 27,805.09 : x
2. Step 2: Convert to fraction form
   74,555.86/111,830.15 = 27,805.09/x
3. Step 3: Cross multiply
   74,555.86x = 111,830.15 × 27,805.09
4. Step 4: Simplify right side
   74,555.86x = 3,109,447,385.46
5. Step 5: Solve for x
   x = 3,109,447,385.46/74,555.86
6. Step 6: Final answer
   x = 41,706.28