Finding the Fourth Proportional to 250,510.29, 375,759.90 and 60,971.96

Step by Step Solution

1. Step 1: Write the proportion equation
   250,510.29 : 375,759.90 = 60,971.96 : x
2. Step 2: Convert to fraction form
   250,510.29/375,759.90 = 60,971.96/x
3. Step 3: Cross multiply
   250,510.29x = 375,759.90 × 60,971.96
4. Step 4: Simplify right side
   250,510.29x = 22,910,815,713.60
5. Step 5: Solve for x
   x = 22,910,815,713.60/250,510.29
6. Step 6: Final answer
   x = 91,456.59