Finding the Fourth Proportional to 112,986.64, 169,475.52 and 34,098.72

Step by Step Solution

1. Step 1: Write the proportion equation
   112,986.64 : 169,475.52 = 34,098.72 : x
2. Step 2: Convert to fraction form
   112,986.64/169,475.52 = 34,098.72/x
3. Step 3: Cross multiply
   112,986.64x = 169,475.52 × 34,098.72
4. Step 4: Simplify right side
   112,986.64x = 5,778,898,303.33
5. Step 5: Solve for x
   x = 5,778,898,303.33/112,986.64
6. Step 6: Final answer
   x = 51,146.74