Finding the Fourth Proportional to 118,873.20, 164,061.83 and 73,565.77

Step by Step Solution

1. Step 1: Write the proportion equation
   118,873.20 : 164,061.83 = 73,565.77 : x
2. Step 2: Convert to fraction form
   118,873.20/164,061.83 = 73,565.77/x
3. Step 3: Cross multiply
   118,873.20x = 164,061.83 × 73,565.77
4. Step 4: Simplify right side
   118,873.20x = 12,069,334,851.56
5. Step 5: Solve for x
   x = 12,069,334,851.56/118,873.20
6. Step 6: Final answer
   x = 101,531.17