Finding the Fourth Proportional to 37,837,808.72, 52,216,174 and 20,434,152.24

Step by Step Solution

1. Step 1: Write the proportion equation
   37,837,808.72 : 52,216,174 = 20,434,152.24 : x
2. Step 2: Convert to fraction form
   37,837,808.72/52,216,174 = 20,434,152.24/x
3. Step 3: Cross multiply
   37,837,808.72x = 52,216,174 × 20,434,152.24
4. Step 4: Simplify right side
   37,837,808.72x = 1,066,993,248,906,329.62
5. Step 5: Solve for x
   x = 1,066,993,248,906,329.62/37,837,808.72
6. Step 6: Final answer
   x = 28,199,128.99