Finding the Third Proportional to 59,316 and 129,574.50

Step by Step Solution

1. Step 1: Write the proportion equation
   59,316 : 129,574.50 = 129,574.50 : x
2. Step 2: Convert to fraction form
   59,316/129,574.50 = 129,574.50/x
3. Step 3: Cross multiply
   59,316x = 129,574.50 × 129,574.50
4. Step 4: Simplify right side
   59,316x = 16,789,551,050.25
5. Step 5: Solve for x
   x = 16,789,551,050.25/59,316
6. Step 6: Final answer
   x = 283,052.65