Finding the Fourth Proportional to 19,776.25, 29,651.01 and 10,406.32

Step by Step Solution

1. Step 1: Write the proportion equation
   19,776.25 : 29,651.01 = 10,406.32 : x
2. Step 2: Convert to fraction form
   19,776.25/29,651.01 = 10,406.32/x
3. Step 3: Cross multiply
   19,776.25x = 29,651.01 × 10,406.32
4. Step 4: Simplify right side
   19,776.25x = 308,558,010.55
5. Step 5: Solve for x
   x = 308,558,010.55/19,776.25
6. Step 6: Final answer
   x = 15,602.45