Finding the Fourth Proportional to 113,623.95, 156,812.72 and 68,316.69

Step by Step Solution

1. Step 1: Write the proportion equation
   113,623.95 : 156,812.72 = 68,316.69 : x
2. Step 2: Convert to fraction form
   113,623.95/156,812.72 = 68,316.69/x
3. Step 3: Cross multiply
   113,623.95x = 156,812.72 × 68,316.69
4. Step 4: Simplify right side
   113,623.95x = 10,712,925,638.71
5. Step 5: Solve for x
   x = 10,712,925,638.71/113,623.95
6. Step 6: Final answer
   x = 94,284.05