Finding the Fourth Proportional to 55,978.72, 77,244.52 and 33,314.56

Step by Step Solution

1. Step 1: Write the proportion equation
   55,978.72 : 77,244.52 = 33,314.56 : x
2. Step 2: Convert to fraction form
   55,978.72/77,244.52 = 33,314.56/x
3. Step 3: Cross multiply
   55,978.72x = 77,244.52 × 33,314.56
4. Step 4: Simplify right side
   55,978.72x = 2,573,367,196.21
5. Step 5: Solve for x
   x = 2,573,367,196.21/55,978.72
6. Step 6: Final answer
   x = 45,970.45