Finding the Fourth Proportional to 112,916.56, 169,411.86 and 46,388.02

Step by Step Solution

1. Step 1: Write the proportion equation
   112,916.56 : 169,411.86 = 46,388.02 : x
2. Step 2: Convert to fraction form
   112,916.56/169,411.86 = 46,388.02/x
3. Step 3: Cross multiply
   112,916.56x = 169,411.86 × 46,388.02
4. Step 4: Simplify right side
   112,916.56x = 7,858,680,749.92
5. Step 5: Solve for x
   x = 7,858,680,749.92/112,916.56
6. Step 6: Final answer
   x = 69,597.24