Finding the Fourth Proportional to 83,123.01, 124,721.37 and 43,671.15

Step by Step Solution

1. Step 1: Write the proportion equation
   83,123.01 : 124,721.37 = 43,671.15 : x
2. Step 2: Convert to fraction form
   83,123.01/124,721.37 = 43,671.15/x
3. Step 3: Cross multiply
   83,123.01x = 124,721.37 × 43,671.15
4. Step 4: Simplify right side
   83,123.01x = 5,446,725,657.48
5. Step 5: Solve for x
   x = 5,446,725,657.48/83,123.01
6. Step 6: Final answer
   x = 65,526.09