Finding the Fourth Proportional to 64,570.87, 96,861.89 and 17,823.75

Step by Step Solution

1. Step 1: Write the proportion equation
   64,570.87 : 96,861.89 = 17,823.75 : x
2. Step 2: Convert to fraction form
   64,570.87/96,861.89 = 17,823.75/x
3. Step 3: Cross multiply
   64,570.87x = 96,861.89 × 17,823.75
4. Step 4: Simplify right side
   64,570.87x = 1,726,442,111.89
5. Step 5: Solve for x
   x = 1,726,442,111.89/64,570.87
6. Step 6: Final answer
   x = 26,737.17