Finding the Fourth Proportional to 112,818.02, 155,690.88 and 61,827.37

Step by Step Solution

1. Step 1: Write the proportion equation
   112,818.02 : 155,690.88 = 61,827.37 : x
2. Step 2: Convert to fraction form
   112,818.02/155,690.88 = 61,827.37/x
3. Step 3: Cross multiply
   112,818.02x = 155,690.88 × 61,827.37
4. Step 4: Simplify right side
   112,818.02x = 9,625,957,022.31
5. Step 5: Solve for x
   x = 9,625,957,022.31/112,818.02
6. Step 6: Final answer
   x = 85,322.87