Finding the Fourth Proportional to 114,340, 157,789.24 and 64,039

Step by Step Solution

1. Step 1: Write the proportion equation
   114,340 : 157,789.24 = 64,039 : x
2. Step 2: Convert to fraction form
   114,340/157,789.24 = 64,039/x
3. Step 3: Cross multiply
   114,340x = 157,789.24 × 64,039
4. Step 4: Simplify right side
   114,340x = 10,104,665,140.36
5. Step 5: Solve for x
   x = 10,104,665,140.36/114,340
6. Step 6: Final answer
   x = 88,373.84