Finding the Fourth Proportional to 118,022.01, 162,868.30 and 64,307.47

Step by Step Solution

1. Step 1: Write the proportion equation
   118,022.01 : 162,868.30 = 64,307.47 : x
2. Step 2: Convert to fraction form
   118,022.01/162,868.30 = 64,307.47/x
3. Step 3: Cross multiply
   118,022.01x = 162,868.30 × 64,307.47
4. Step 4: Simplify right side
   118,022.01x = 10,473,648,316.20
5. Step 5: Solve for x
   x = 10,473,648,316.20/118,022.01
6. Step 6: Final answer
   x = 88,743.18