Finding the Fourth Proportional to 106,564.82, 147,058.74 and 58,818.16

Step by Step Solution

1. Step 1: Write the proportion equation
   106,564.82 : 147,058.74 = 58,818.16 : x
2. Step 2: Convert to fraction form
   106,564.82/147,058.74 = 58,818.16/x
3. Step 3: Cross multiply
   106,564.82x = 147,058.74 × 58,818.16
4. Step 4: Simplify right side
   106,564.82x = 8,649,724,498.72
5. Step 5: Solve for x
   x = 8,649,724,498.72/106,564.82
6. Step 6: Final answer
   x = 81,168.67