Finding the Fourth Proportional to 62,002.72, 85,604.96 and 47,636.96

Step by Step Solution

1. Step 1: Write the proportion equation
   62,002.72 : 85,604.96 = 47,636.96 : x
2. Step 2: Convert to fraction form
   62,002.72/85,604.96 = 47,636.96/x
3. Step 3: Cross multiply
   62,002.72x = 85,604.96 × 47,636.96
4. Step 4: Simplify right side
   62,002.72x = 4,077,960,055.32
5. Step 5: Solve for x
   x = 4,077,960,055.32/62,002.72
6. Step 6: Final answer
   x = 65,770.66