Finding the Fourth Proportional to 85,303.86, 117,681.24 and 49,473.12

Step by Step Solution

1. Step 1: Write the proportion equation
   85,303.86 : 117,681.24 = 49,473.12 : x
2. Step 2: Convert to fraction form
   85,303.86/117,681.24 = 49,473.12/x
3. Step 3: Cross multiply
   85,303.86x = 117,681.24 × 49,473.12
4. Step 4: Simplify right side
   85,303.86x = 5,822,058,108.27
5. Step 5: Solve for x
   x = 5,822,058,108.27/85,303.86
6. Step 6: Final answer
   x = 68,250.82