Finding the Fourth Proportional to 42,004.17, 62,860.92 and 34,420.05

Step by Step Solution

1. Step 1: Write the proportion equation
   42,004.17 : 62,860.92 = 34,420.05 : x
2. Step 2: Convert to fraction form
   42,004.17/62,860.92 = 34,420.05/x
3. Step 3: Cross multiply
   42,004.17x = 62,860.92 × 34,420.05
4. Step 4: Simplify right side
   42,004.17x = 2,163,676,009.45
5. Step 5: Solve for x
   x = 2,163,676,009.45/42,004.17
6. Step 6: Final answer
   x = 51,510.98