Finding the Fourth Proportional to 110,870.83, 152,956.41 and 81,868.69

Step by Step Solution

1. Step 1: Write the proportion equation
   110,870.83 : 152,956.41 = 81,868.69 : x
2. Step 2: Convert to fraction form
   110,870.83/152,956.41 = 81,868.69/x
3. Step 3: Cross multiply
   110,870.83x = 152,956.41 × 81,868.69
4. Step 4: Simplify right side
   110,870.83x = 12,522,340,913.80
5. Step 5: Solve for x
   x = 12,522,340,913.80/110,870.83
6. Step 6: Final answer
   x = 112,945.32