Finding the Fourth Proportional to 112,057.94, 154,636.03 and 61,069.63

Step by Step Solution

1. Step 1: Write the proportion equation
   112,057.94 : 154,636.03 = 61,069.63 : x
2. Step 2: Convert to fraction form
   112,057.94/154,636.03 = 61,069.63/x
3. Step 3: Cross multiply
   112,057.94x = 154,636.03 × 61,069.63
4. Step 4: Simplify right side
   112,057.94x = 9,443,565,136.77
5. Step 5: Solve for x
   x = 9,443,565,136.77/112,057.94
6. Step 6: Final answer
   x = 84,273.95