Finding the Fourth Proportional to 83,172.96, 114,738.72 and 60,476.76

Step by Step Solution

1. Step 1: Write the proportion equation
   83,172.96 : 114,738.72 = 60,476.76 : x
2. Step 2: Convert to fraction form
   83,172.96/114,738.72 = 60,476.76/x
3. Step 3: Cross multiply
   83,172.96x = 114,738.72 × 60,476.76
4. Step 4: Simplify right side
   83,172.96x = 6,939,026,032.15
5. Step 5: Solve for x
   x = 6,939,026,032.15/83,172.96
6. Step 6: Final answer
   x = 83,428.87