Finding the Fourth Proportional to 118,059.94, 162,917.94 and 64,343.80

Step by Step Solution

1. Step 1: Write the proportion equation
   118,059.94 : 162,917.94 = 64,343.80 : x
2. Step 2: Convert to fraction form
   118,059.94/162,917.94 = 64,343.80/x
3. Step 3: Cross multiply
   118,059.94x = 162,917.94 × 64,343.80
4. Step 4: Simplify right side
   118,059.94x = 10,482,759,347.77
5. Step 5: Solve for x
   x = 10,482,759,347.77/118,059.94
6. Step 6: Final answer
   x = 88,791.84