Finding the Fourth Proportional to 112,921.98, 169,329.35 and 65,551.61

Step by Step Solution

1. Step 1: Write the proportion equation
   112,921.98 : 169,329.35 = 65,551.61 : x
2. Step 2: Convert to fraction form
   112,921.98/169,329.35 = 65,551.61/x
3. Step 3: Cross multiply
   112,921.98x = 169,329.35 × 65,551.61
4. Step 4: Simplify right side
   112,921.98x = 11,099,810,338.35
5. Step 5: Solve for x
   x = 11,099,810,338.35/112,921.98
6. Step 6: Final answer
   x = 98,296.28