Finding the Fourth Proportional to 112,946.52, 155,860.38 and 61,959.72

Step by Step Solution

1. Step 1: Write the proportion equation
   112,946.52 : 155,860.38 = 61,959.72 : x
2. Step 2: Convert to fraction form
   112,946.52/155,860.38 = 61,959.72/x
3. Step 3: Cross multiply
   112,946.52x = 155,860.38 × 61,959.72
4. Step 4: Simplify right side
   112,946.52x = 9,657,065,503.89
5. Step 5: Solve for x
   x = 9,657,065,503.89/112,946.52
6. Step 6: Final answer
   x = 85,501.22