Finding the Fourth Proportional to 112,997.25, 169,491.01 and 34,109.12

Step by Step Solution

1. Step 1: Write the proportion equation
   112,997.25 : 169,491.01 = 34,109.12 : x
2. Step 2: Convert to fraction form
   112,997.25/169,491.01 = 34,109.12/x
3. Step 3: Cross multiply
   112,997.25x = 169,491.01 × 34,109.12
4. Step 4: Simplify right side
   112,997.25x = 5,781,189,482.99
5. Step 5: Solve for x
   x = 5,781,189,482.99/112,997.25
6. Step 6: Final answer
   x = 51,162.21