Finding the Fourth Proportional to 45,266.52, 68,010.48 and 42,748.72

Step by Step Solution

1. Step 1: Write the proportion equation
   45,266.52 : 68,010.48 = 42,748.72 : x
2. Step 2: Convert to fraction form
   45,266.52/68,010.48 = 42,748.72/x
3. Step 3: Cross multiply
   45,266.52x = 68,010.48 × 42,748.72
4. Step 4: Simplify right side
   45,266.52x = 2,907,360,966.59
5. Step 5: Solve for x
   x = 2,907,360,966.59/45,266.52
6. Step 6: Final answer
   x = 64,227.62