Finding the Fourth Proportional to 42,788.96, 64,195.52 and 37,474.48

Step by Step Solution

1. Step 1: Write the proportion equation
   42,788.96 : 64,195.52 = 37,474.48 : x
2. Step 2: Convert to fraction form
   42,788.96/64,195.52 = 37,474.48/x
3. Step 3: Cross multiply
   42,788.96x = 64,195.52 × 37,474.48
4. Step 4: Simplify right side
   42,788.96x = 2,405,693,730.33
5. Step 5: Solve for x
   x = 2,405,693,730.33/42,788.96
6. Step 6: Final answer
   x = 56,222.30