Finding the Fourth Proportional to 60,605, 83,646.50 and 34,109

Step by Step Solution

1. Step 1: Write the proportion equation
   60,605 : 83,646.50 = 34,109 : x
2. Step 2: Convert to fraction form
   60,605/83,646.50 = 34,109/x
3. Step 3: Cross multiply
   60,605x = 83,646.50 × 34,109
4. Step 4: Simplify right side
   60,605x = 2,853,098,468.50
5. Step 5: Solve for x
   x = 2,853,098,468.50/60,605
6. Step 6: Final answer
   x = 47,076.95