Finding the Fourth Proportional to 151,772.76, 209,446.71 and 83,789.82

Step by Step Solution

1. Step 1: Write the proportion equation
   151,772.76 : 209,446.71 = 83,789.82 : x
2. Step 2: Convert to fraction form
   151,772.76/209,446.71 = 83,789.82/x
3. Step 3: Cross multiply
   151,772.76x = 209,446.71 × 83,789.82
4. Step 4: Simplify right side
   151,772.76x = 17,549,502,130.49
5. Step 5: Solve for x
   x = 17,549,502,130.49/151,772.76
6. Step 6: Final answer
   x = 115,630.12