Finding the Fourth Proportional to 37,837,809.72, 52,216,175.38 and 20,434,153.24

Step by Step Solution

1. Step 1: Write the proportion equation
   37,837,809.72 : 52,216,175.38 = 20,434,153.24 : x
2. Step 2: Convert to fraction form
   37,837,809.72/52,216,175.38 = 20,434,153.24/x
3. Step 3: Cross multiply
   37,837,809.72x = 52,216,175.38 × 20,434,153.24
4. Step 4: Simplify right side
   37,837,809.72x = 1,066,993,329,321,635.25
5. Step 5: Solve for x
   x = 1,066,993,329,321,635.25/37,837,809.72
6. Step 6: Final answer
   x = 28,199,130.37