Finding the Fourth Proportional to 37,909.08, 52,314.94 and 21,142.36

Step by Step Solution

1. Step 1: Write the proportion equation
   37,909.08 : 52,314.94 = 21,142.36 : x
2. Step 2: Convert to fraction form
   37,909.08/52,314.94 = 21,142.36/x
3. Step 3: Cross multiply
   37,909.08x = 52,314.94 × 21,142.36
4. Step 4: Simplify right side
   37,909.08x = 1,106,061,294.86
5. Step 5: Solve for x
   x = 1,106,061,294.86/37,909.08
6. Step 6: Final answer
   x = 29,176.69