Finding the Fourth Proportional to 118,083.56, 162,950.50 and 64,367.40

Step by Step Solution

1. Step 1: Write the proportion equation
   118,083.56 : 162,950.50 = 64,367.40 : x
2. Step 2: Convert to fraction form
   118,083.56/162,950.50 = 64,367.40/x
3. Step 3: Cross multiply
   118,083.56x = 162,950.50 × 64,367.40
4. Step 4: Simplify right side
   118,083.56x = 10,488,700,013.70
5. Step 5: Solve for x
   x = 10,488,700,013.70/118,083.56
6. Step 6: Final answer
   x = 88,824.39