Finding the Fourth Proportional to 106,667.97, 147,208.77 and 58,921.98

Step by Step Solution

1. Step 1: Write the proportion equation
   106,667.97 : 147,208.77 = 58,921.98 : x
2. Step 2: Convert to fraction form
   106,667.97/147,208.77 = 58,921.98/x
3. Step 3: Cross multiply
   106,667.97x = 147,208.77 × 58,921.98
4. Step 4: Simplify right side
   106,667.97x = 8,673,832,201.76
5. Step 5: Solve for x
   x = 8,673,832,201.76/106,667.97
6. Step 6: Final answer
   x = 81,316.18