Finding the Fourth Proportional to 76,713, 105,876.55 and 48,043.52

Step by Step Solution

1. Step 1: Write the proportion equation
   76,713 : 105,876.55 = 48,043.52 : x
2. Step 2: Convert to fraction form
   76,713/105,876.55 = 48,043.52/x
3. Step 3: Cross multiply
   76,713x = 105,876.55 × 48,043.52
4. Step 4: Simplify right side
   76,713x = 5,086,682,147.46
5. Step 5: Solve for x
   x = 5,086,682,147.46/76,713
6. Step 6: Final answer
   x = 66,307.95