Finding the Fourth Proportional to 82,365.96, 113,677.20 and 52,154.10

Step by Step Solution

1. Step 1: Write the proportion equation
   82,365.96 : 113,677.20 = 52,154.10 : x
2. Step 2: Convert to fraction form
   82,365.96/113,677.20 = 52,154.10/x
3. Step 3: Cross multiply
   82,365.96x = 113,677.20 × 52,154.10
4. Step 4: Simplify right side
   82,365.96x = 5,928,732,056.52
5. Step 5: Solve for x
   x = 5,928,732,056.52/82,365.96
6. Step 6: Final answer
   x = 71,980.37