Finding the Fourth Proportional to 59,637.75, 89,467.56 and 28,473

Step by Step Solution

1. Step 1: Write the proportion equation
   59,637.75 : 89,467.56 = 28,473 : x
2. Step 2: Convert to fraction form
   59,637.75/89,467.56 = 28,473/x
3. Step 3: Cross multiply
   59,637.75x = 89,467.56 × 28,473
4. Step 4: Simplify right side
   59,637.75x = 2,547,409,835.88
5. Step 5: Solve for x
   x = 2,547,409,835.88/59,637.75
6. Step 6: Final answer
   x = 42,714.72