Finding the Fourth Proportional to 118,044.84, 162,899.86 and 64,330.28

Step by Step Solution

1. Step 1: Write the proportion equation
   118,044.84 : 162,899.86 = 64,330.28 : x
2. Step 2: Convert to fraction form
   118,044.84/162,899.86 = 64,330.28/x
3. Step 3: Cross multiply
   118,044.84x = 162,899.86 × 64,330.28
4. Step 4: Simplify right side
   118,044.84x = 10,479,393,605.76
5. Step 5: Solve for x
   x = 10,479,393,605.76/118,044.84
6. Step 6: Final answer
   x = 88,774.69