Finding the Fourth Proportional to 55,978.27, 77,348.37 and 44,740.50

Step by Step Solution

1. Step 1: Write the proportion equation
   55,978.27 : 77,348.37 = 44,740.50 : x
2. Step 2: Convert to fraction form
   55,978.27/77,348.37 = 44,740.50/x
3. Step 3: Cross multiply
   55,978.27x = 77,348.37 × 44,740.50
4. Step 4: Simplify right side
   55,978.27x = 3,460,604,442.76
5. Step 5: Solve for x
   x = 3,460,604,442.76/55,978.27
6. Step 6: Final answer
   x = 61,820.50