Finding the Fourth Proportional to 48,801.57, 73,062.90 and 45,701.52

Step by Step Solution

1. Step 1: Write the proportion equation
   48,801.57 : 73,062.90 = 45,701.52 : x
2. Step 2: Convert to fraction form
   48,801.57/73,062.90 = 45,701.52/x
3. Step 3: Cross multiply
   48,801.57x = 73,062.90 × 45,701.52
4. Step 4: Simplify right side
   48,801.57x = 3,339,085,585.61
5. Step 5: Solve for x
   x = 3,339,085,585.61/48,801.57
6. Step 6: Final answer
   x = 68,421.68