Finding the Fourth Proportional to 37,561.32, 51,834.53 and 21,645.63

Step by Step Solution

1. Step 1: Write the proportion equation
   37,561.32 : 51,834.53 = 21,645.63 : x
2. Step 2: Convert to fraction form
   37,561.32/51,834.53 = 21,645.63/x
3. Step 3: Cross multiply
   37,561.32x = 51,834.53 × 21,645.63
4. Step 4: Simplify right side
   37,561.32x = 1,121,991,111.72
5. Step 5: Solve for x
   x = 1,121,991,111.72/37,561.32
6. Step 6: Final answer
   x = 29,870.92