Finding the Fourth Proportional to 112,641.33, 168,821.55 and 98,567.94

Step by Step Solution

1. Step 1: Write the proportion equation
   112,641.33 : 168,821.55 = 98,567.94 : x
2. Step 2: Convert to fraction form
   112,641.33/168,821.55 = 98,567.94/x
3. Step 3: Cross multiply
   112,641.33x = 168,821.55 × 98,567.94
4. Step 4: Simplify right side
   112,641.33x = 16,640,392,411.11
5. Step 5: Solve for x
   x = 16,640,392,411.11/112,641.33
6. Step 6: Final answer
   x = 147,729.01