Finding the Fourth Proportional to 82,407.10, 123,614.70 and 43,041.10

Step by Step Solution

1. Step 1: Write the proportion equation
   82,407.10 : 123,614.70 = 43,041.10 : x
2. Step 2: Convert to fraction form
   82,407.10/123,614.70 = 43,041.10/x
3. Step 3: Cross multiply
   82,407.10x = 123,614.70 × 43,041.10
4. Step 4: Simplify right side
   82,407.10x = 5,320,512,664.17
5. Step 5: Solve for x
   x = 5,320,512,664.17/82,407.10
6. Step 6: Final answer
   x = 64,563.77