Finding the Fourth Proportional to 86,881, 130,322.94 and 34,290.04

Step by Step Solution

1. Step 1: Write the proportion equation
   86,881 : 130,322.94 = 34,290.04 : x
2. Step 2: Convert to fraction form
   86,881/130,322.94 = 34,290.04/x
3. Step 3: Cross multiply
   86,881x = 130,322.94 × 34,290.04
4. Step 4: Simplify right side
   86,881x = 4,468,778,825.52
5. Step 5: Solve for x
   x = 4,468,778,825.52/86,881
6. Step 6: Final answer
   x = 51,435.63