Finding the Fourth Proportional to 42,903.98, 64,396.20 and 23,198.06

Step by Step Solution

1. Step 1: Write the proportion equation
   42,903.98 : 64,396.20 = 23,198.06 : x
2. Step 2: Convert to fraction form
   42,903.98/64,396.20 = 23,198.06/x
3. Step 3: Cross multiply
   42,903.98x = 64,396.20 × 23,198.06
4. Step 4: Simplify right side
   42,903.98x = 1,493,866,911.37
5. Step 5: Solve for x
   x = 1,493,866,911.37/42,903.98
6. Step 6: Final answer
   x = 34,818.84