Finding the Third Proportional to 43,075.13 and 61,259.63

Step by Step Solution

1. Step 1: Write the proportion equation
   43,075.13 : 61,259.63 = 61,259.63 : x
2. Step 2: Convert to fraction form
   43,075.13/61,259.63 = 61,259.63/x
3. Step 3: Cross multiply
   43,075.13x = 61,259.63 × 61,259.63
4. Step 4: Simplify right side
   43,075.13x = 3,752,741,655.14
5. Step 5: Solve for x
   x = 3,752,741,655.14/43,075.13
6. Step 6: Final answer
   x = 87,120.85