Finding the Fourth Proportional to 118,039.84, 162,892.86 and 64,325.30

Step by Step Solution

1. Step 1: Write the proportion equation
   118,039.84 : 162,892.86 = 64,325.30 : x
2. Step 2: Convert to fraction form
   118,039.84/162,892.86 = 64,325.30/x
3. Step 3: Cross multiply
   118,039.84x = 162,892.86 × 64,325.30
4. Step 4: Simplify right side
   118,039.84x = 10,478,132,087.36
5. Step 5: Solve for x
   x = 10,478,132,087.36/118,039.84
6. Step 6: Final answer
   x = 88,767.76