Finding the Fourth Proportional to 82,560.77, 123,809.72 and 35,145.93

Step by Step Solution

1. Step 1: Write the proportion equation
   82,560.77 : 123,809.72 = 35,145.93 : x
2. Step 2: Convert to fraction form
   82,560.77/123,809.72 = 35,145.93/x
3. Step 3: Cross multiply
   82,560.77x = 123,809.72 × 35,145.93
4. Step 4: Simplify right side
   82,560.77x = 4,351,408,041.00
5. Step 5: Solve for x
   x = 4,351,408,041.00/82,560.77
6. Step 6: Final answer
   x = 52,705.52