Finding the Fourth Proportional to 112,756.50, 155,565.27 and 64,323.63

Step by Step Solution

1. Step 1: Write the proportion equation
   112,756.50 : 155,565.27 = 64,323.63 : x
2. Step 2: Convert to fraction form
   112,756.50/155,565.27 = 64,323.63/x
3. Step 3: Cross multiply
   112,756.50x = 155,565.27 × 64,323.63
4. Step 4: Simplify right side
   112,756.50x = 10,006,522,868.33
5. Step 5: Solve for x
   x = 10,006,522,868.33/112,756.50
6. Step 6: Final answer
   x = 88,744.53