Finding the Fourth Proportional to 109,557.57, 151,189.46 and 59,256.57

Step by Step Solution

1. Step 1: Write the proportion equation
   109,557.57 : 151,189.46 = 59,256.57 : x
2. Step 2: Convert to fraction form
   109,557.57/151,189.46 = 59,256.57/x
3. Step 3: Cross multiply
   109,557.57x = 151,189.46 × 59,256.57
4. Step 4: Simplify right side
   109,557.57x = 8,958,968,523.47
5. Step 5: Solve for x
   x = 8,958,968,523.47/109,557.57
6. Step 6: Final answer
   x = 81,774.07