Finding the Fourth Proportional to 116,056.56, 160,156.44 and 64,372.08

Step by Step Solution

1. Step 1: Write the proportion equation
   116,056.56 : 160,156.44 = 64,372.08 : x
2. Step 2: Convert to fraction form
   116,056.56/160,156.44 = 64,372.08/x
3. Step 3: Cross multiply
   116,056.56x = 160,156.44 × 64,372.08
4. Step 4: Simplify right side
   116,056.56x = 10,309,603,168.20
5. Step 5: Solve for x
   x = 10,309,603,168.20/116,056.56
6. Step 6: Final answer
   x = 88,832.58