Finding the Fourth Proportional to 32,900.98, 45,399.81 and 19,472.80

Step by Step Solution

1. Step 1: Write the proportion equation
   32,900.98 : 45,399.81 = 19,472.80 : x
2. Step 2: Convert to fraction form
   32,900.98/45,399.81 = 19,472.80/x
3. Step 3: Cross multiply
   32,900.98x = 45,399.81 × 19,472.80
4. Step 4: Simplify right side
   32,900.98x = 884,061,420.17
5. Step 5: Solve for x
   x = 884,061,420.17/32,900.98
6. Step 6: Final answer
   x = 26,870.37