Finding the Fourth Proportional to 117,096.47, 161,623.41 and 76,362.14

Step by Step Solution

1. Step 1: Write the proportion equation
   117,096.47 : 161,623.41 = 76,362.14 : x
2. Step 2: Convert to fraction form
   117,096.47/161,623.41 = 76,362.14/x
3. Step 3: Cross multiply
   117,096.47x = 161,623.41 × 76,362.14
4. Step 4: Simplify right side
   117,096.47x = 12,341,908,271.77
5. Step 5: Solve for x
   x = 12,341,908,271.77/117,096.47
6. Step 6: Final answer
   x = 105,399.49