Finding the Fourth Proportional to 112,055.89, 154,635.15 and 61,069.09

Step by Step Solution

1. Step 1: Write the proportion equation
   112,055.89 : 154,635.15 = 61,069.09 : x
2. Step 2: Convert to fraction form
   112,055.89/154,635.15 = 61,069.09/x
3. Step 3: Cross multiply
   112,055.89x = 154,635.15 × 61,069.09
4. Step 4: Simplify right side
   112,055.89x = 9,443,427,587.17
5. Step 5: Solve for x
   x = 9,443,427,587.17/112,055.89
6. Step 6: Final answer
   x = 84,274.26