Finding the Fourth Proportional to 42,317.37, 63,477.27 and 11,152.62

Step by Step Solution

1. Step 1: Write the proportion equation
   42,317.37 : 63,477.27 = 11,152.62 : x
2. Step 2: Convert to fraction form
   42,317.37/63,477.27 = 11,152.62/x
3. Step 3: Cross multiply
   42,317.37x = 63,477.27 × 11,152.62
4. Step 4: Simplify right side
   42,317.37x = 707,937,870.95
5. Step 5: Solve for x
   x = 707,937,870.95/42,317.37
6. Step 6: Final answer
   x = 16,729.25