Finding the Fourth Proportional to 69,262.83, 103,967.73 and 56,272.05

Step by Step Solution

1. Step 1: Write the proportion equation
   69,262.83 : 103,967.73 = 56,272.05 : x
2. Step 2: Convert to fraction form
   69,262.83/103,967.73 = 56,272.05/x
3. Step 3: Cross multiply
   69,262.83x = 103,967.73 × 56,272.05
4. Step 4: Simplify right side
   69,262.83x = 5,850,477,300.95
5. Step 5: Solve for x
   x = 5,850,477,300.95/69,262.83
6. Step 6: Final answer
   x = 84,467.78