Finding the Fourth Proportional to 113,545.09, 156,684.73 and 68,196.13

Step by Step Solution

1. Step 1: Write the proportion equation
   113,545.09 : 156,684.73 = 68,196.13 : x
2. Step 2: Convert to fraction form
   113,545.09/156,684.73 = 68,196.13/x
3. Step 3: Cross multiply
   113,545.09x = 156,684.73 × 68,196.13
4. Step 4: Simplify right side
   113,545.09x = 10,685,291,781.76
5. Step 5: Solve for x
   x = 10,685,291,781.76/113,545.09
6. Step 6: Final answer
   x = 94,106.15