Finding the Fourth Proportional to 77,017.48, 106,132.71 and 58,888.73

Step by Step Solution

1. Step 1: Write the proportion equation
   77,017.48 : 106,132.71 = 58,888.73 : x
2. Step 2: Convert to fraction form
   77,017.48/106,132.71 = 58,888.73/x
3. Step 3: Cross multiply
   77,017.48x = 106,132.71 × 58,888.73
4. Step 4: Simplify right side
   77,017.48x = 6,250,020,768.69
5. Step 5: Solve for x
   x = 6,250,020,768.69/77,017.48
6. Step 6: Final answer
   x = 81,150.68