Finding the Fourth Proportional to 82,359, 113,667.62 and 52,147.13

Step by Step Solution

1. Step 1: Write the proportion equation
   82,359 : 113,667.62 = 52,147.13 : x
2. Step 2: Convert to fraction form
   82,359/113,667.62 = 52,147.13/x
3. Step 3: Cross multiply
   82,359x = 113,667.62 × 52,147.13
4. Step 4: Simplify right side
   82,359x = 5,927,439,327.86
5. Step 5: Solve for x
   x = 5,927,439,327.86/82,359
6. Step 6: Final answer
   x = 71,970.75