Finding the Fourth Proportional to 42,085.92, 58,026.96 and 34,098.72

Step by Step Solution

1. Step 1: Write the proportion equation
   42,085.92 : 58,026.96 = 34,098.72 : x
2. Step 2: Convert to fraction form
   42,085.92/58,026.96 = 34,098.72/x
3. Step 3: Cross multiply
   42,085.92x = 58,026.96 × 34,098.72
4. Step 4: Simplify right side
   42,085.92x = 1,978,645,061.49
5. Step 5: Solve for x
   x = 1,978,645,061.49/42,085.92
6. Step 6: Final answer
   x = 47,014.42