Finding the Fourth Proportional to 42,468, 63,767.76 and 22,785

Step by Step Solution

1. Step 1: Write the proportion equation
   42,468 : 63,767.76 = 22,785 : x
2. Step 2: Convert to fraction form
   42,468/63,767.76 = 22,785/x
3. Step 3: Cross multiply
   42,468x = 63,767.76 × 22,785
4. Step 4: Simplify right side
   42,468x = 1,452,948,411.60
5. Step 5: Solve for x
   x = 1,452,948,411.60/42,468
6. Step 6: Final answer
   x = 34,212.78