Finding the Fourth Proportional to 83,978.07, 125,941.15 and 27,806.55

Step by Step Solution

1. Step 1: Write the proportion equation
   83,978.07 : 125,941.15 = 27,806.55 : x
2. Step 2: Convert to fraction form
   83,978.07/125,941.15 = 27,806.55/x
3. Step 3: Cross multiply
   83,978.07x = 125,941.15 × 27,806.55
4. Step 4: Simplify right side
   83,978.07x = 3,501,988,884.53
5. Step 5: Solve for x
   x = 3,501,988,884.53/83,978.07
6. Step 6: Final answer
   x = 41,701.23