Finding the Fourth Proportional to 38,264.28, 57,393.18 and 13,300.08

Step by Step Solution

1. Step 1: Write the proportion equation
   38,264.28 : 57,393.18 = 13,300.08 : x
2. Step 2: Convert to fraction form
   38,264.28/57,393.18 = 13,300.08/x
3. Step 3: Cross multiply
   38,264.28x = 57,393.18 × 13,300.08
4. Step 4: Simplify right side
   38,264.28x = 763,333,885.45
5. Step 5: Solve for x
   x = 763,333,885.45/38,264.28
6. Step 6: Final answer
   x = 19,948.99