Finding the Fourth Proportional to 37,875, 52,268.58 and 21,109.08

Step by Step Solution

1. Step 1: Write the proportion equation
   37,875 : 52,268.58 = 21,109.08 : x
2. Step 2: Convert to fraction form
   37,875/52,268.58 = 21,109.08/x
3. Step 3: Cross multiply
   37,875x = 52,268.58 × 21,109.08
4. Step 4: Simplify right side
   37,875x = 1,103,341,636.71
5. Step 5: Solve for x
   x = 1,103,341,636.71/37,875
6. Step 6: Final answer
   x = 29,131.13