Finding the Fourth Proportional to 115,746.45, 173,404.76 and 59,620.61

Step by Step Solution

1. Step 1: Write the proportion equation
   115,746.45 : 173,404.76 = 59,620.61 : x
2. Step 2: Convert to fraction form
   115,746.45/173,404.76 = 59,620.61/x
3. Step 3: Cross multiply
   115,746.45x = 173,404.76 × 59,620.61
4. Step 4: Simplify right side
   115,746.45x = 10,338,496,402.98
5. Step 5: Solve for x
   x = 10,338,496,402.98/115,746.45
6. Step 6: Final answer
   x = 89,320.20