Finding the Fourth Proportional to 117,804, 162,569.52 and 64,812

Step by Step Solution

1. Step 1: Write the proportion equation
   117,804 : 162,569.52 = 64,812 : x
2. Step 2: Convert to fraction form
   117,804/162,569.52 = 64,812/x
3. Step 3: Cross multiply
   117,804x = 162,569.52 × 64,812
4. Step 4: Simplify right side
   117,804x = 10,536,455,730.24
5. Step 5: Solve for x
   x = 10,536,455,730.24/117,804
6. Step 6: Final answer
   x = 89,440.56