Finding the Fourth Proportional to 37,111.96, 51,213.50 and 21,193.88

Step by Step Solution

1. Step 1: Write the proportion equation
   37,111.96 : 51,213.50 = 21,193.88 : x
2. Step 2: Convert to fraction form
   37,111.96/51,213.50 = 21,193.88/x
3. Step 3: Cross multiply
   37,111.96x = 51,213.50 × 21,193.88
4. Step 4: Simplify right side
   37,111.96x = 1,085,412,773.38
5. Step 5: Solve for x
   x = 1,085,412,773.38/37,111.96
6. Step 6: Final answer
   x = 29,246.98