Finding the Fourth Proportional to 118,045.58, 162,906.37 and 64,334.06

Step by Step Solution

1. Step 1: Write the proportion equation
   118,045.58 : 162,906.37 = 64,334.06 : x
2. Step 2: Convert to fraction form
   118,045.58/162,906.37 = 64,334.06/x
3. Step 3: Cross multiply
   118,045.58x = 162,906.37 × 64,334.06
4. Step 4: Simplify right side
   118,045.58x = 10,480,427,206.60
5. Step 5: Solve for x
   x = 10,480,427,206.60/118,045.58
6. Step 6: Final answer
   x = 88,782.88