Finding the Fourth Proportional to 112,741.10, 168,892.76 and 100,763.18

Step by Step Solution

1. Step 1: Write the proportion equation
   112,741.10 : 168,892.76 = 100,763.18 : x
2. Step 2: Convert to fraction form
   112,741.10/168,892.76 = 100,763.18/x
3. Step 3: Cross multiply
   112,741.10x = 168,892.76 × 100,763.18
4. Step 4: Simplify right side
   112,741.10x = 17,018,171,576.58
5. Step 5: Solve for x
   x = 17,018,171,576.58/112,741.10
6. Step 6: Final answer
   x = 150,949.14