Finding the Fourth Proportional to 117,763.46, 162,511.98 and 64,047.32

Step by Step Solution

1. Step 1: Write the proportion equation
   117,763.46 : 162,511.98 = 64,047.32 : x
2. Step 2: Convert to fraction form
   117,763.46/162,511.98 = 64,047.32/x
3. Step 3: Cross multiply
   117,763.46x = 162,511.98 × 64,047.32
4. Step 4: Simplify right side
   117,763.46x = 10,408,455,974.33
5. Step 5: Solve for x
   x = 10,408,455,974.33/117,763.46
6. Step 6: Final answer
   x = 88,384.43