Finding the Fourth Proportional to 151,498.75, 209,068.22 and 83,516.88

Step by Step Solution

1. Step 1: Write the proportion equation
   151,498.75 : 209,068.22 = 83,516.88 : x
2. Step 2: Convert to fraction form
   151,498.75/209,068.22 = 83,516.88/x
3. Step 3: Cross multiply
   151,498.75x = 209,068.22 × 83,516.88
4. Step 4: Simplify right side
   151,498.75x = 17,460,725,650.35
5. Step 5: Solve for x
   x = 17,460,725,650.35/151,498.75
6. Step 6: Final answer
   x = 115,253.27