Finding the Fourth Proportional to 106,892.97, 147,510.42 and 61,570.73

Step by Step Solution

1. Step 1: Write the proportion equation
   106,892.97 : 147,510.42 = 61,570.73 : x
2. Step 2: Convert to fraction form
   106,892.97/147,510.42 = 61,570.73/x
3. Step 3: Cross multiply
   106,892.97x = 147,510.42 × 61,570.73
4. Step 4: Simplify right side
   106,892.97x = 9,082,324,379.89
5. Step 5: Solve for x
   x = 9,082,324,379.89/106,892.97
6. Step 6: Final answer
   x = 84,966.53