Finding the Fourth Proportional to 109,778.16, 151,494.06 and 59,477.16

Step by Step Solution

1. Step 1: Write the proportion equation
   109,778.16 : 151,494.06 = 59,477.16 : x
2. Step 2: Convert to fraction form
   109,778.16/151,494.06 = 59,477.16/x
3. Step 3: Cross multiply
   109,778.16x = 151,494.06 × 59,477.16
4. Step 4: Simplify right side
   109,778.16x = 9,010,436,445.67
5. Step 5: Solve for x
   x = 9,010,436,445.67/109,778.16
6. Step 6: Final answer
   x = 82,078.59