Finding the Fourth Proportional to 117,746.89, 162,491.86 and 64,033.06

Step by Step Solution

1. Step 1: Write the proportion equation
   117,746.89 : 162,491.86 = 64,033.06 : x
2. Step 2: Convert to fraction form
   117,746.89/162,491.86 = 64,033.06/x
3. Step 3: Cross multiply
   117,746.89x = 162,491.86 × 64,033.06
4. Step 4: Simplify right side
   117,746.89x = 10,404,851,020.89
5. Step 5: Solve for x
   x = 10,404,851,020.89/117,746.89
6. Step 6: Final answer
   x = 88,366.25