Finding the Fourth Proportional to 65,326.18, 90,124.23 and 42,657.94

Step by Step Solution

1. Step 1: Write the proportion equation
   65,326.18 : 90,124.23 = 42,657.94 : x
2. Step 2: Convert to fraction form
   65,326.18/90,124.23 = 42,657.94/x
3. Step 3: Cross multiply
   65,326.18x = 90,124.23 × 42,657.94
4. Step 4: Simplify right side
   65,326.18x = 3,844,513,995.89
5. Step 5: Solve for x
   x = 3,844,513,995.89/65,326.18
6. Step 6: Final answer
   x = 58,851.05