Finding the Fourth Proportional to 118,080.56, 162,947.92 and 64,366.62

Step by Step Solution

1. Step 1: Write the proportion equation
   118,080.56 : 162,947.92 = 64,366.62 : x
2. Step 2: Convert to fraction form
   118,080.56/162,947.92 = 64,366.62/x
3. Step 3: Cross multiply
   118,080.56x = 162,947.92 × 64,366.62
4. Step 4: Simplify right side
   118,080.56x = 10,488,406,846.43
5. Step 5: Solve for x
   x = 10,488,406,846.43/118,080.56
6. Step 6: Final answer
   x = 88,824.16