Finding the Fourth Proportional to 117,444.33, 162,073.78 and 63,729.86

Step by Step Solution

1. Step 1: Write the proportion equation
   117,444.33 : 162,073.78 = 63,729.86 : x
2. Step 2: Convert to fraction form
   117,444.33/162,073.78 = 63,729.86/x
3. Step 3: Cross multiply
   117,444.33x = 162,073.78 × 63,729.86
4. Step 4: Simplify right side
   117,444.33x = 10,328,938,339.38
5. Step 5: Solve for x
   x = 10,328,938,339.38/117,444.33
6. Step 6: Final answer
   x = 87,947.53