Finding the Fourth Proportional to 117,826.94, 162,600.43 and 64,112.17

Step by Step Solution

1. Step 1: Write the proportion equation
   117,826.94 : 162,600.43 = 64,112.17 : x
2. Step 2: Convert to fraction form
   117,826.94/162,600.43 = 64,112.17/x
3. Step 3: Cross multiply
   117,826.94x = 162,600.43 × 64,112.17
4. Step 4: Simplify right side
   117,826.94x = 10,424,666,410.23
5. Step 5: Solve for x
   x = 10,424,666,410.23/117,826.94
6. Step 6: Final answer
   x = 88,474.39