Finding the Fourth Proportional to 114,150.72, 157,519.44 and 63,840

Step by Step Solution

1. Step 1: Write the proportion equation
   114,150.72 : 157,519.44 = 63,840 : x
2. Step 2: Convert to fraction form
   114,150.72/157,519.44 = 63,840/x
3. Step 3: Cross multiply
   114,150.72x = 157,519.44 × 63,840
4. Step 4: Simplify right side
   114,150.72x = 10,056,041,049.60
5. Step 5: Solve for x
   x = 10,056,041,049.60/114,150.72
6. Step 6: Final answer
   x = 88,094.42