Finding the Fourth Proportional to 118,459.01, 163,468.99 and 64,743.59

Step by Step Solution

1. Step 1: Write the proportion equation
   118,459.01 : 163,468.99 = 64,743.59 : x
2. Step 2: Convert to fraction form
   118,459.01/163,468.99 = 64,743.59/x
3. Step 3: Cross multiply
   118,459.01x = 163,468.99 × 64,743.59
4. Step 4: Simplify right side
   118,459.01x = 10,583,569,266.27
5. Step 5: Solve for x
   x = 10,583,569,266.27/118,459.01
6. Step 6: Final answer
   x = 89,343.73