Finding the Fourth Proportional to 112,598.71, 155,383.82 and 61,611.23

Step by Step Solution

1. Step 1: Write the proportion equation
   112,598.71 : 155,383.82 = 61,611.23 : x
2. Step 2: Convert to fraction form
   112,598.71/155,383.82 = 61,611.23/x
3. Step 3: Cross multiply
   112,598.71x = 155,383.82 × 61,611.23
4. Step 4: Simplify right side
   112,598.71x = 9,573,388,272.30
5. Step 5: Solve for x
   x = 9,573,388,272.30/112,598.71
6. Step 6: Final answer
   x = 85,022.18