Finding the Fourth Proportional to 118,026.46, 162,876.53 and 64,311.49

Step by Step Solution

1. Step 1: Write the proportion equation
   118,026.46 : 162,876.53 = 64,311.49 : x
2. Step 2: Convert to fraction form
   118,026.46/162,876.53 = 64,311.49/x
3. Step 3: Cross multiply
   118,026.46x = 162,876.53 × 64,311.49
4. Step 4: Simplify right side
   118,026.46x = 10,474,831,194.39
5. Step 5: Solve for x
   x = 10,474,831,194.39/118,026.46
6. Step 6: Final answer
   x = 88,749.86