Finding the Fourth Proportional to 83,210.21, 124,846.50 and 43,204.22

Step by Step Solution

1. Step 1: Write the proportion equation
   83,210.21 : 124,846.50 = 43,204.22 : x
2. Step 2: Convert to fraction form
   83,210.21/124,846.50 = 43,204.22/x
3. Step 3: Cross multiply
   83,210.21x = 124,846.50 × 43,204.22
4. Step 4: Simplify right side
   83,210.21x = 5,393,895,436.21
5. Step 5: Solve for x
   x = 5,393,895,436.21/83,210.21
6. Step 6: Final answer
   x = 64,822.52