Finding the Fourth Proportional to 74,672.10, 112,040.55 and 37,736.10

Step by Step Solution

1. Step 1: Write the proportion equation
   74,672.10 : 112,040.55 = 37,736.10 : x
2. Step 2: Convert to fraction form
   74,672.10/112,040.55 = 37,736.10/x
3. Step 3: Cross multiply
   74,672.10x = 112,040.55 × 37,736.10
4. Step 4: Simplify right side
   74,672.10x = 4,227,973,398.86
5. Step 5: Solve for x
   x = 4,227,973,398.86/74,672.10
6. Step 6: Final answer
   x = 56,620.52