Finding the Fourth Proportional to 60,985.44, 91,487.52 and 19,422.72

Step by Step Solution

1. Step 1: Write the proportion equation
   60,985.44 : 91,487.52 = 19,422.72 : x
2. Step 2: Convert to fraction form
   60,985.44/91,487.52 = 19,422.72/x
3. Step 3: Cross multiply
   60,985.44x = 91,487.52 × 19,422.72
4. Step 4: Simplify right side
   60,985.44x = 1,776,936,484.45
5. Step 5: Solve for x
   x = 1,776,936,484.45/60,985.44
6. Step 6: Final answer
   x = 29,137.06