Finding the Fourth Proportional to 34,189.95, 51,307.83 and 12,003.39

Step by Step Solution

1. Step 1: Write the proportion equation
   34,189.95 : 51,307.83 = 12,003.39 : x
2. Step 2: Convert to fraction form
   34,189.95/51,307.83 = 12,003.39/x
3. Step 3: Cross multiply
   34,189.95x = 51,307.83 × 12,003.39
4. Step 4: Simplify right side
   34,189.95x = 615,868,085.95
5. Step 5: Solve for x
   x = 615,868,085.95/34,189.95
6. Step 6: Final answer
   x = 18,013.13