Finding the Fourth Proportional to 42,100.35, 58,051.37 and 34,419.68

Step by Step Solution

1. Step 1: Write the proportion equation
   42,100.35 : 58,051.37 = 34,419.68 : x
2. Step 2: Convert to fraction form
   42,100.35/58,051.37 = 34,419.68/x
3. Step 3: Cross multiply
   42,100.35x = 58,051.37 × 34,419.68
4. Step 4: Simplify right side
   42,100.35x = 1,998,109,116.61
5. Step 5: Solve for x
   x = 1,998,109,116.61/42,100.35
6. Step 6: Final answer
   x = 47,460.63