Finding the Fourth Proportional to 84,029.98, 115,959.88 and 45,789.86

Step by Step Solution

1. Step 1: Write the proportion equation
   84,029.98 : 115,959.88 = 45,789.86 : x
2. Step 2: Convert to fraction form
   84,029.98/115,959.88 = 45,789.86/x
3. Step 3: Cross multiply
   84,029.98x = 115,959.88 × 45,789.86
4. Step 4: Simplify right side
   84,029.98x = 5,309,786,670.82
5. Step 5: Solve for x
   x = 5,309,786,670.82/84,029.98
6. Step 6: Final answer
   x = 63,189.19