Finding the Fourth Proportional to 40,422.84, 60,633.72 and 10,437.18

Step by Step Solution

1. Step 1: Write the proportion equation
   40,422.84 : 60,633.72 = 10,437.18 : x
2. Step 2: Convert to fraction form
   40,422.84/60,633.72 = 10,437.18/x
3. Step 3: Cross multiply
   40,422.84x = 60,633.72 × 10,437.18
4. Step 4: Simplify right side
   40,422.84x = 632,845,049.71
5. Step 5: Solve for x
   x = 632,845,049.71/40,422.84
6. Step 6: Final answer
   x = 15,655.63