Finding the Fourth Proportional to 146,051.59, 218,983.15 and 57,314.07

Step by Step Solution

1. Step 1: Write the proportion equation
   146,051.59 : 218,983.15 = 57,314.07 : x
2. Step 2: Convert to fraction form
   146,051.59/218,983.15 = 57,314.07/x
3. Step 3: Cross multiply
   146,051.59x = 218,983.15 × 57,314.07
4. Step 4: Simplify right side
   146,051.59x = 12,550,815,587.92
5. Step 5: Solve for x
   x = 12,550,815,587.92/146,051.59
6. Step 6: Final answer
   x = 85,934.12