Finding the Fourth Proportional to 23,481.51, 32,404.50 and 12,870.92

Step by Step Solution

1. Step 1: Write the proportion equation
   23,481.51 : 32,404.50 = 12,870.92 : x
2. Step 2: Convert to fraction form
   23,481.51/32,404.50 = 12,870.92/x
3. Step 3: Cross multiply
   23,481.51x = 32,404.50 × 12,870.92
4. Step 4: Simplify right side
   23,481.51x = 417,075,565.12
5. Step 5: Solve for x
   x = 417,075,565.12/23,481.51
6. Step 6: Final answer
   x = 17,761.87