Finding the Fourth Proportional to 105,566.67, 145,682.01 and 57,822.98

Step by Step Solution

1. Step 1: Write the proportion equation
   105,566.67 : 145,682.01 = 57,822.98 : x
2. Step 2: Convert to fraction form
   105,566.67/145,682.01 = 57,822.98/x
3. Step 3: Cross multiply
   105,566.67x = 145,682.01 × 57,822.98
4. Step 4: Simplify right side
   105,566.67x = 8,423,767,222.18
5. Step 5: Solve for x
   x = 8,423,767,222.18/105,566.67
6. Step 6: Final answer
   x = 79,795.71