Finding the Fourth Proportional to 71,519.10, 98,627.77 and 42,834.16

Step by Step Solution

1. Step 1: Write the proportion equation
   71,519.10 : 98,627.77 = 42,834.16 : x
2. Step 2: Convert to fraction form
   71,519.10/98,627.77 = 42,834.16/x
3. Step 3: Cross multiply
   71,519.10x = 98,627.77 × 42,834.16
4. Step 4: Simplify right side
   71,519.10x = 4,224,637,616.51
5. Step 5: Solve for x
   x = 4,224,637,616.51/71,519.10
6. Step 6: Final answer
   x = 59,070.06