Finding the Fourth Proportional to 117,927.52, 162,738.56 and 64,212.52

Step by Step Solution

1. Step 1: Write the proportion equation
   117,927.52 : 162,738.56 = 64,212.52 : x
2. Step 2: Convert to fraction form
   117,927.52/162,738.56 = 64,212.52/x
3. Step 3: Cross multiply
   117,927.52x = 162,738.56 × 64,212.52
4. Step 4: Simplify right side
   117,927.52x = 10,449,853,038.77
5. Step 5: Solve for x
   x = 10,449,853,038.77/117,927.52
6. Step 6: Final answer
   x = 88,612.51