Finding the Fourth Proportional to 112,856.51, 155,634.54 and 67,527.29

Step by Step Solution

1. Step 1: Write the proportion equation
   112,856.51 : 155,634.54 = 67,527.29 : x
2. Step 2: Convert to fraction form
   112,856.51/155,634.54 = 67,527.29/x
3. Step 3: Cross multiply
   112,856.51x = 155,634.54 × 67,527.29
4. Step 4: Simplify right side
   112,856.51x = 10,509,578,716.60
5. Step 5: Solve for x
   x = 10,509,578,716.60/112,856.51
6. Step 6: Final answer
   x = 93,123.37