Finding the Fourth Proportional to 152,882.56, 210,980.72 and 83,971.56

Step by Step Solution

1. Step 1: Write the proportion equation
   152,882.56 : 210,980.72 = 83,971.56 : x
2. Step 2: Convert to fraction form
   152,882.56/210,980.72 = 83,971.56/x
3. Step 3: Cross multiply
   152,882.56x = 210,980.72 × 83,971.56
4. Step 4: Simplify right side
   152,882.56x = 17,716,380,188.32
5. Step 5: Solve for x
   x = 17,716,380,188.32/152,882.56
6. Step 6: Final answer
   x = 115,882.28