Finding the Fourth Proportional to 42,100.60, 58,043 and 34,903.34

Step by Step Solution

1. Step 1: Write the proportion equation
   42,100.60 : 58,043 = 34,903.34 : x
2. Step 2: Convert to fraction form
   42,100.60/58,043 = 34,903.34/x
3. Step 3: Cross multiply
   42,100.60x = 58,043 × 34,903.34
4. Step 4: Simplify right side
   42,100.60x = 2,025,894,563.62
5. Step 5: Solve for x
   x = 2,025,894,563.62/42,100.60
6. Step 6: Final answer
   x = 48,120.33