Finding the Fourth Proportional to 110,150.73, 152,007.57 and 64,828.40

Step by Step Solution

1. Step 1: Write the proportion equation
   110,150.73 : 152,007.57 = 64,828.40 : x
2. Step 2: Convert to fraction form
   110,150.73/152,007.57 = 64,828.40/x
3. Step 3: Cross multiply
   110,150.73x = 152,007.57 × 64,828.40
4. Step 4: Simplify right side
   110,150.73x = 9,854,406,790.95
5. Step 5: Solve for x
   x = 9,854,406,790.95/110,150.73
6. Step 6: Final answer
   x = 89,462.93