Finding the Fourth Proportional to 118,870.57, 164,058.20 and 73,563.15

Step by Step Solution

1. Step 1: Write the proportion equation
   118,870.57 : 164,058.20 = 73,563.15 : x
2. Step 2: Convert to fraction form
   118,870.57/164,058.20 = 73,563.15/x
3. Step 3: Cross multiply
   118,870.57x = 164,058.20 × 73,563.15
4. Step 4: Simplify right side
   118,870.57x = 12,068,638,498.59
5. Step 5: Solve for x
   x = 12,068,638,498.59/118,870.57
6. Step 6: Final answer
   x = 101,527.56