Finding the Fourth Proportional to 85,581.28, 118,098.69 and 46,818.47

Step by Step Solution

1. Step 1: Write the proportion equation
   85,581.28 : 118,098.69 = 46,818.47 : x
2. Step 2: Convert to fraction form
   85,581.28/118,098.69 = 46,818.47/x
3. Step 3: Cross multiply
   85,581.28x = 118,098.69 × 46,818.47
4. Step 4: Simplify right side
   85,581.28x = 5,529,199,150.22
5. Step 5: Solve for x
   x = 5,529,199,150.22/85,581.28
6. Step 6: Final answer
   x = 64,607.58