Finding the Fourth Proportional to 38,191.59, 52,704.86 and 21,196.17

Step by Step Solution

1. Step 1: Write the proportion equation
   38,191.59 : 52,704.86 = 21,196.17 : x
2. Step 2: Convert to fraction form
   38,191.59/52,704.86 = 21,196.17/x
3. Step 3: Cross multiply
   38,191.59x = 52,704.86 × 21,196.17
4. Step 4: Simplify right side
   38,191.59x = 1,117,141,066.41
5. Step 5: Solve for x
   x = 1,117,141,066.41/38,191.59
6. Step 6: Final answer
   x = 29,250.97