Finding the Fourth Proportional to 112,058.86, 154,636.71 and 61,070.49

Step by Step Solution

1. Step 1: Write the proportion equation
   112,058.86 : 154,636.71 = 61,070.49 : x
2. Step 2: Convert to fraction form
   112,058.86/154,636.71 = 61,070.49/x
3. Step 3: Cross multiply
   112,058.86x = 154,636.71 × 61,070.49
4. Step 4: Simplify right side
   112,058.86x = 9,443,740,231.58
5. Step 5: Solve for x
   x = 9,443,740,231.58/112,058.86
6. Step 6: Final answer
   x = 84,274.82