Finding the Fourth Proportional to 84,045.72, 126,065.82 and 34,124.58

Step by Step Solution

1. Step 1: Write the proportion equation
   84,045.72 : 126,065.82 = 34,124.58 : x
2. Step 2: Convert to fraction form
   84,045.72/126,065.82 = 34,124.58/x
3. Step 3: Cross multiply
   84,045.72x = 126,065.82 × 34,124.58
4. Step 4: Simplify right side
   84,045.72x = 4,301,943,159.86
5. Step 5: Solve for x
   x = 4,301,943,159.86/84,045.72
6. Step 6: Final answer
   x = 51,185.75